Physics Diagnostic Tests

282

Created by PLSBOOST

Physics Diagnostic Test

Topic: Physics Diagnostic Test

Quiz Contains: 20 MCQs

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1 / 20

A black body is considered ideal when it ____.

Elimination Tool

A) Emits all radiation

B) Absorbs all radiation

C) Both A and B

D) None of these

2 / 20

For an adiabatic process, the first law of thermodynamics can be written as:

Elimination Tool

A) Work done by the system = decrease in internal energy of the system

B) Work done by the system = increase in internal energy of the system

C) Work done on the system = decrease in internal energy of the system

D) Work done on the system = decrease in internal energy of the system + heat released

3 / 20

The SI unit of acceleration is ___.

Elimination Tool

A) m

B) m2

C) m/s

D) m/s2

4 / 20

When reverse bias of a p-n junction diode is increased, a stage comes when electric field set up is sufficient to rupture covalent bonds and release a large number of holes and electrons. This breakdown phenomenon is known as:

Elimination Tool

A) Avalanche breakdown

B) Zener breakdown

C) Early effect

D) High – field emission

5 / 20

A negatively charged particle initially at rest is placed in an electric field that varies from point to point. There are no other fields. Then:

Elimination Tool

A) The particle moves along the electric line of force passing through it.

B) The particle moves opposite to the electric line of force passing through it.

C) The direction of acceleration of the particle is tangential to the electric line of force at every instant.

D) The direction of acceleration of the particle is normal to the electric line of force at every instant.

6 / 20

A charged particle moving with velocity v, enters a uniform magnetic field B. The direction of v is perpendicular to B. What is the path of the charged particle inside the magnetic field?

Elimination Tool

A) Parabolic

B) Circular

C) Parallel to v

D) Parallel to B

7 / 20

The ratio of tensile strength to tensile strain is called:

Elimination Tool

A) Modulus of elasticity

B) Bulk Modulus

C) Young’s Modulus

D) Shear Modulus

8 / 20

A stationary wave is formed in a pipe which is open at both ends. If length of pipe is 10 cm, then what is the maximum possible wavelength of the wave?

Elimination Tool

A) 20 cm

B) 5 cm

C) 10 cm

D) 30 cm

9 / 20

An apparatus which is used to measure current, voltage and resistance is _____.

Elimination Tool

A) Multimeter

B) Ammeter

C) Galvanometer

D) Voltmeter

10 / 20

The time period of a seconds pendulum on the surface of moon becomes:

Elimination Tool

A) 2 sec

B) 1 sec

C) ⅓ sec

D) 12 sec

11 / 20

During radioactive decay of a nucleus zXA, β emission takes place along with the daughter nucleus. Because of this beta particle emission, the mass number (A) of the parent nucleus:

Elimination Tool

A) Remains constant

B) Decreases by 1

C) Increases by 1

D) Decreases by 2

12 / 20

Molar mass of water is:

PMC Sample 2
Physics
Measurements
Precision and Accuracy
Elimination Tool:

A) 0.018 kg/mol

B) 0.108 kg/mol

C) 0.027 kg/mol

D) 0.0635 kg/mol

13 / 20

An overhead tank of capacity 1000 litres has to be filled in 1/2 an hour using a water pump. The tank is kept at a height 10m above ground and the water level is 10m below ground. The opening of the inlet pipe inside the tank is 1.11cm2. Assuming the efficiency of the motor to be 60%, the electric power used is (Neglect viscosity):

Elimination Tool
Hints
Option

Option

A) 118 W

B) 130 W

C) 146 W

D) 198 W

14 / 20

The electromagnetic radiation which moves with high frequency will have _______ wavelength:

Elimination Tool

A) Short

B) Long

C) Unchanged

D) Variable

15 / 20

Which of the following X-Rays has the largest intensity?

Elimination Tool

A) Kα X-Ray

B) Kß X-Ray

C) Kγ X-Ray

D) All of these option have the same intensity

16 / 20

The force applied on unit area to produce any change in the volume or length of a body is called:

Elimination Tool

A) Strain

B) Stress

C) Elasticity

D) Equilibrium

17 / 20

The energy input to an engine is 60 J, and the work it performs is 15 J. What fraction of the energy input is expelled to the cold reservoir?

Elimination Tool

A) 0.25

B) 75%

C) 1

D) Impossible to determine

18 / 20

Let L be the length and d be the diameter of the cross-section of a wire. Wires of the same material with different L and d are subjected to the same tension along the length of the wire. In which of the following cases the extension of the wire will be the maximum?

Elimination Tool

A) L = 200 cm, d = 0.5 mm

B) L=300cm, 1.0 mm

C) L=50cm, d=0.05mm

D) L- 100 cm, d=0.2mm

19 / 20

If a charged particle is at rest but we are seeing it from a train then we observe —————-

Elimination Tool

A) Electric field

B) Magnetic field

C) Both fields

D) None of these

20 / 20

Polarization of light shows that it is:

Elimination Tool

A) Magnetic in nature

B) None of these

C) Electric in nature

D) Both

Your score is

Pos.	Name	Score	Duration
1	Abdullah	100 %	44 seconds
2	Saad Khan	100 %	1 minutes 10 seconds
3	Shaista	100 %	1 minutes 12 seconds
4	Amna	100 %	1 minutes 15 seconds
5	Infal fatima	100 %	1 minutes 15 seconds
6	Ajwa ghani	100 %	1 minutes 16 seconds
7	Muhammad Junaid Waqas	100 %	1 minutes 18 seconds
8	Muhammad Abu Zar	100 %	1 minutes 19 seconds
9	fff	100 %	1 minutes 23 seconds
10	Eman Nadeem	100 %	1 minutes 28 seconds
11	Vjyg	100 %	1 minutes 36 seconds
12	Talha	100 %	1 minutes 42 seconds
13	1	100 %	1 minutes 50 seconds
14	Amna kalsoom	100 %	1 minutes 50 seconds
15	osaid	100 %	2 minutes 20 seconds
16	Ui	100 %	2 minutes 34 seconds
17	Hafiz Ahmad Hassan	100 %	2 minutes 43 seconds
18	muhammad hamid	100 %	2 minutes 53 seconds
19	YaSiR	100 %	3 minutes 6 seconds
20	Saim	100 %	4 minutes 10 seconds
21	ayesa	100 %	5 minutes
22	Laiba	100 %	5 minutes 21 seconds
23	jn	100 %	10 minutes 18 seconds
24	DJDKFKDJFKDJFDJGIDHGIHEUGHEUIGHPEUIHV;UHV;IEUVHIEFJSEU	95 %	43 seconds
25	Abdullah	95 %	47 seconds
26	warda	95 %	1 minutes 7 seconds
27	Aqsa Mahnoor	95 %	1 minutes 8 seconds
28	Zubaida	95 %	1 minutes 12 seconds
29	Maryam	95 %	1 minutes 19 seconds
30	Fhff	95 %	1 minutes 19 seconds
31	Haha	95 %	1 minutes 34 seconds
32	Infal fatima	95 %	1 minutes 49 seconds
33	jawad mohsin	95 %	1 minutes 54 seconds
34	amna	95 %	1 minutes 57 seconds
35	jjj	95 %	2 minutes 6 seconds
36	Sadia	95 %	2 minutes 10 seconds
37	Ayesha	95 %	2 minutes 14 seconds
38	Muskan	95 %	2 minutes 23 seconds
39	Najeeb Ahmed	95 %	2 minutes 42 seconds
40	Jaweria	95 %	2 minutes 48 seconds
41	Aashan	95 %	3 minutes 1 seconds
42	Alishba	95 %	3 minutes 3 seconds
43	jaweria	95 %	3 minutes 4 seconds
44	Shaila	95 %	4 minutes 14 seconds
45	Muhammad Fareed	95 %	8 minutes 3 seconds
46	abu	95 %	41 minutes 17 seconds
47	Abdullah	90 %	57 seconds
48	Muhammad Abu Zar	90 %	1 minutes 26 seconds
49	Haris Khan	90 %	2 minutes 20 seconds
50	Najeeb Ahmed	90 %	2 minutes 26 seconds
51	Muaz Rana	90 %	2 minutes 30 seconds
52	Swat	90 %	2 minutes 39 seconds
53	Muneeb ur Rehman	90 %	2 minutes 41 seconds
54	Xxxx	90 %	2 minutes 55 seconds
55	Infal fatima	90 %	4 minutes 16 seconds
56	Mehar Naeem	90 %	1 hours 23 minutes 7 seconds
57	Yaseen	85 %	1 minutes 9 seconds
58	Moiz	85 %	1 minutes 50 seconds
59	Hassan	85 %	3 minutes 39 seconds
60	muhammad hamid	85 %	3 minutes 59 seconds
61	Shaila	85 %	5 minutes 16 seconds
62	Mahnoor Hanif	85 %	21 minutes 45 seconds
63	Muhammad hamid	80 %	3 minutes 21 seconds
64	N	80 %	3 minutes 38 seconds
65	HI	75 %	1 minutes 9 seconds
66	Zahak khan	75 %	2 minutes 5 seconds
67	kashaf	75 %	2 minutes 32 seconds
68	Muhammad Abu Zar	75 %	3 minutes 9 seconds
69	Maham Imtiaz	75 %	5 minutes 51 seconds
70	Muhammad Aqib	75 %	6 minutes 38 seconds
71	Farhad Gohar	75 %	9 minutes 42 seconds
72	Zulqurnain	75 %	15 minutes 25 seconds
73	akbar ali	75 %	19 minutes 4 seconds
74	adeen	75 %	21 minutes 11 seconds
75	Hamza	75 %	35 minutes 12 seconds
76	eman	70 %	1 minutes 26 seconds
77	Waqar	70 %	2 minutes 6 seconds
78	Asma	70 %	5 minutes 3 seconds
79	inamullah	70 %	5 minutes 22 seconds
80	Muhammad Naveed	70 %	5 minutes 50 seconds
81	Jerry	70 %	6 minutes 28 seconds
82	khadija	70 %	8 minutes 33 seconds
83	Zainab	70 %	12 minutes 7 seconds
84	n	70 %	56 minutes 56 seconds
85	Ismat	65 %	1 minutes 56 seconds
86	Muhammad Guffaran	65 %	2 minutes 12 seconds
87	Mahad	65 %	3 minutes 12 seconds
88	Yahya	65 %	4 minutes 17 seconds
89	Sumaiya	65 %	4 minutes 28 seconds
90	Asfer	65 %	4 minutes 50 seconds
91	Yashfeen	65 %	5 minutes 22 seconds
92	Hafiz	65 %	5 minutes 25 seconds
93	Abdullah	65 %	6 minutes 51 seconds
94	Ali	65 %	8 minutes 55 seconds
95	Najeeb Ahmed	65 %	9 minutes
96	Aaa	65 %	9 minutes 14 seconds
97	Talha	65 %	9 minutes 32 seconds
98	ma	65 %	11 minutes 43 seconds
99	m	65 %	11 minutes 50 seconds
100	Tabinda	65 %	14 minutes 21 seconds
101	champ	65 %	16 minutes 53 seconds
102	Abdullah	65 %	25 minutes 56 seconds
103	Abdullah	60 %	1 minutes 23 seconds
104	Zahra	60 %	2 minutes 42 seconds
105	kutta	60 %	6 minutes 3 seconds
106	Fi,,A	60 %	6 minutes 9 seconds
107	Wilayat Ali	60 %	6 minutes 49 seconds
108	Jaksb	60 %	8 minutes 14 seconds
109	Abdul Rahman bangwar	60 %	8 minutes 47 seconds
110	.	60 %	9 minutes 25 seconds
111	dodo	60 %	11 minutes 24 seconds
112	monster	60 %	12 minutes 45 seconds
113	Hahaha	60 %	13 minutes 25 seconds
114	Hamza	60 %	16 minutes 43 seconds
115	saim	60 %	43 minutes 9 seconds
116	Hammad	55 %	2 minutes 55 seconds
117	Sania	55 %	3 minutes 2 seconds
118	Rahim	55 %	4 minutes 7 seconds
119	Irfan	55 %	4 minutes 23 seconds
120	m	55 %	4 minutes 27 seconds
121	Syed Nazir Ali	55 %	4 minutes 36 seconds
122	58392	55 %	4 minutes 52 seconds
123	Nimi	55 %	5 minutes 20 seconds
124	Amna kalsoom	55 %	6 minutes 17 seconds
125	Mobeen Ahmed	55 %	6 minutes 25 seconds
126	engr.nadeem104	55 %	6 minutes 35 seconds
127	hassab	55 %	6 minutes 41 seconds
128	SuhailAhmad	55 %	6 minutes 54 seconds
129	Ujala Jutt	55 %	6 minutes 55 seconds
130	Rabia	55 %	6 minutes 58 seconds
131	Gangu bai	55 %	7 minutes 58 seconds
132	Muneeb ur Rehman	55 %	8 minutes 16 seconds
133	umaima junaid	55 %	10 minutes 1 seconds
134	nabiha rehmat	55 %	14 minutes 20 seconds
135	muhammed osaid	55 %	27 minutes 41 seconds
136	Infal fatima	55 %	33 minutes 59 seconds
137	Fatima Navaid	50 %	2 minutes 25 seconds
138	khadija	50 %	2 minutes 45 seconds
139	Maheeeeeen	50 %	3 minutes 6 seconds
140	Nadeem	50 %	3 minutes 38 seconds
141	Nida	50 %	3 minutes 45 seconds
142	Haseeb	50 %	4 minutes 9 seconds
143	,,,,,,,,,9876	50 %	4 minutes 23 seconds
144	Mudasir jamal	50 %	4 minutes 46 seconds
145	imama	50 %	4 minutes 51 seconds
146	Kashmalaiftikhar	50 %	4 minutes 59 seconds
147	Fan	50 %	5 minutes 22 seconds
148	All	50 %	5 minutes 56 seconds
149	Waseem Akram	50 %	5 minutes 57 seconds
150	Muhammad Shahzad Khan	50 %	5 minutes 57 seconds
151	Shayan	50 %	6 minutes 15 seconds
152	Mari	50 %	6 minutes 23 seconds
153	Fg	50 %	6 minutes 56 seconds
154	Muhammad Abu Zar	50 %	7 minutes 22 seconds
155	M. Tariq	50 %	7 minutes 28 seconds
156	Urwah	50 %	7 minutes 56 seconds
157	Eman	50 %	10 minutes 58 seconds
158	Iqra	50 %	11 minutes 50 seconds
159	Moiz	50 %	14 minutes 4 seconds
160	rafaya	50 %	15 minutes 47 seconds
161	Shamail	50 %	19 minutes 50 seconds
162	Muhammad Zakria	45 %	1 minutes 57 seconds
163	warda	45 %	2 minutes 15 seconds
164	Shafaq	45 %	2 minutes 47 seconds
165	Uigvb	45 %	3 minutes 2 seconds
166	H	45 %	3 minutes 15 seconds
167	Yasir Ali	45 %	3 minutes 18 seconds
168	Taha	45 %	3 minutes 38 seconds
169	kashaf	45 %	4 minutes 11 seconds
170	Tooba Ahmad	45 %	4 minutes 34 seconds
171	Lilies	45 %	4 minutes 40 seconds
172	Tslhf	45 %	4 minutes 43 seconds
173	Muhammmad yahya	45 %	4 minutes 44 seconds
174	Hussnain jamil	45 %	4 minutes 50 seconds
175	Awais muazzam	45 %	4 minutes 54 seconds
176	Sr	45 %	5 minutes 37 seconds
177	Muskan Ali	45 %	6 minutes 29 seconds
178	Malaika	45 %	6 minutes 31 seconds
179	Rajhan	45 %	6 minutes 39 seconds
180	Asad	45 %	6 minutes 58 seconds
181	Y	45 %	7 minutes 43 seconds
182	Jaweria	45 %	8 minutes 6 seconds
183	Ayesha	45 %	8 minutes 48 seconds
184	Hamza	45 %	9 minutes 52 seconds
185	Fahad sultan	45 %	10 minutes 38 seconds
186	ania	45 %	11 minutes 10 seconds
187	Jan	45 %	11 minutes 42 seconds
188	hadia	45 %	12 minutes 2 seconds
189	Haya	45 %	12 minutes 3 seconds
190	Emaan	45 %	12 minutes 23 seconds
191	Ashan	45 %	40 minutes 59 seconds
192	ayesa	40 %	3 minutes 20 seconds
193	Vgg	40 %	3 minutes 36 seconds
194	Yusra Ayaz	40 %	3 minutes 45 seconds
195	Haris Khan	40 %	4 minutes 9 seconds
196	Nazir Ali	40 %	4 minutes 41 seconds
197	maleeha	40 %	4 minutes 53 seconds
198	Ehtesham Saeed	40 %	5 minutes 5 seconds
199	Shazain	40 %	5 minutes 23 seconds
200	Muhammad Fareed	40 %	5 minutes 43 seconds
201	Shayan	40 %	6 minutes 23 seconds
202	1234	40 %	6 minutes 25 seconds
203	Kami	40 %	6 minutes 29 seconds
204	kashif ali	40 %	7 minutes 3 seconds
205	Husnain Murtaza	40 %	7 minutes 28 seconds
206	ATTAULLAH	40 %	7 minutes 28 seconds
207	Yasmin	40 %	7 minutes 31 seconds
208	Najeeb Ahmed	40 %	7 minutes 51 seconds
209	A	40 %	8 minutes 10 seconds
210	Ajwa ghani	40 %	8 minutes 52 seconds
211	Shaila	40 %	10 minutes 13 seconds
212	Hafiz Ahmad Hassan	40 %	10 minutes 30 seconds
213	YaSiR	40 %	10 minutes 57 seconds
214	Ahmed Hassan	40 %	11 minutes 31 seconds
215	Laiba	40 %	12 minutes 47 seconds
216	Heer	40 %	14 minutes 21 seconds
217	Muhammad Junaid Waqas	40 %	14 minutes 47 seconds
218	Sumaiya	40 %	17 minutes 43 seconds
219	Sadia	40 %	26 minutes 16 seconds
220	eman	35 %	2 minutes 7 seconds
221	Ali	35 %	2 minutes 57 seconds
222	.	35 %	3 minutes 14 seconds
223	Hina Tahir	35 %	4 minutes 41 seconds
224	Muhammad Afzaal	35 %	4 minutes 54 seconds
225	qafeer	35 %	4 minutes 59 seconds
226	Muaz Rana	35 %	5 minutes 9 seconds
227	NONE	35 %	5 minutes 37 seconds
228	Arham	35 %	5 minutes 55 seconds
229	Asdf	35 %	7 minutes 48 seconds
230	Azhar Ali	35 %	7 minutes 57 seconds
231	Iraj	35 %	8 minutes 46 seconds
232	Mahad	35 %	9 minutes 22 seconds
233	Raishmaan	35 %	9 minutes 26 seconds
234	Alishba	35 %	9 minutes 34 seconds
235	Fatima	35 %	9 minutes 47 seconds
236	Kaneez fatima	35 %	10 minutes 17 seconds
237	Ali Sher	35 %	10 minutes 36 seconds
238	Zulqurnain Farooq	35 %	13 minutes 47 seconds
239	PLSBOOST	30 %	36 seconds
240	Abdullah	30 %	1 minutes 22 seconds
241	fani	30 %	1 minutes 34 seconds
242	G	30 %	2 minutes 8 seconds
243	Roohan	30 %	3 minutes 35 seconds
244	B	30 %	4 minutes 6 seconds
245	Fasiha Fatima	30 %	4 minutes 27 seconds
246	Ismat	30 %	4 minutes 32 seconds
247	Bilal shah	30 %	4 minutes 57 seconds
248	Muhammad Ali	30 %	4 minutes 58 seconds
249	Ahmad hassan	30 %	5 minutes 17 seconds
250	hina imran	30 %	5 minutes 18 seconds
251	Yaseen	30 %	5 minutes 20 seconds
252	my	30 %	5 minutes 46 seconds
253	M Naveed	30 %	7 minutes 3 seconds
254	Shazia Parveen	30 %	7 minutes 28 seconds
255	Fatima sajjad	30 %	8 minutes 42 seconds
256	Kashif	30 %	9 minutes 48 seconds
257	Saim	30 %	27 minutes 30 seconds
258	Sohail	30 %	3 hours 47 minutes 27 seconds
259	Talal	25 %	2 minutes 26 seconds
260	Mahnoor Siddiqui	25 %	3 minutes 28 seconds
261	Sahil	25 %	3 minutes 38 seconds
262	Moiz	25 %	4 minutes 15 seconds
263	hajra	25 %	5 minutes 40 seconds
264	Muhammad Hamid	25 %	7 minutes 42 seconds
265	Zohaib Ahmad	25 %	9 minutes 18 seconds
266	Muneeb	25 %	9 minutes 42 seconds
267	Sahara	25 %	17 minutes 15 seconds
268	Aa	20 %	1 minutes 10 seconds
269	Manahal	20 %	1 minutes 24 seconds
270	Djdjddj	20 %	1 minutes 35 seconds
271	Hania	20 %	2 minutes 17 seconds
272	Akhtarali	20 %	3 minutes 13 seconds
273	Rawail	20 %	3 minutes 33 seconds
274	Naveed	20 %	4 minutes 21 seconds
275	Zahak khan	20 %	4 minutes 23 seconds
276	Amna	20 %	5 minutes 55 seconds
277	jaweria	20 %	11 minutes 6 seconds
278	Mehar Naeem	20 %	21 minutes 18 seconds
279	malik subhan	15 %	2 minutes 25 seconds
280	Sami	15 %	2 minutes 41 seconds
281	Nimra	15 %	3 minutes 39 seconds
282	Mahad	10 %	50 seconds

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