Physics Diagnostic Tests

236

Created by PLSBOOST

Physics Diagnostic Test

Topic: Physics Diagnostic Test

Quiz Contains: 20 MCQs

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1 / 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

2 / 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

3 / 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

4 / 20

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

Elimination Tool

A) Short

B) Long

C) Unchanged

D) Variable

5 / 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

6 / 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

7 / 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

8 / 20

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

Elimination Tool

A) Multimeter

B) Ammeter

C) Galvanometer

D) Voltmeter

9 / 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

10 / 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

11 / 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

12 / 20

The SI unit of acceleration is ___.

Elimination Tool

A) m

B) m2

C) m/s

D) m/s2

13 / 20

Polarization of light shows that it is:

Elimination Tool

A) Magnetic in nature

B) None of these

C) Electric in nature

D) Both

14 / 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

15 / 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

16 / 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

17 / 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

18 / 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.

19 / 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

20 / 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

Your score is

Pos.	Name	Score	Duration
1	Saad Khan	100 %	1 minutes 10 seconds
2	Shaista	100 %	1 minutes 12 seconds
3	Amna	100 %	1 minutes 15 seconds
4	Infal fatima	100 %	1 minutes 15 seconds
5	Muhammad Junaid Waqas	100 %	1 minutes 18 seconds
6	Muhammad Abu Zar	100 %	1 minutes 19 seconds
7	fff	100 %	1 minutes 23 seconds
8	Eman Nadeem	100 %	1 minutes 28 seconds
9	Vjyg	100 %	1 minutes 36 seconds
10	Talha	100 %	1 minutes 42 seconds
11	1	100 %	1 minutes 50 seconds
12	Amna kalsoom	100 %	1 minutes 50 seconds
13	osaid	100 %	2 minutes 20 seconds
14	Ui	100 %	2 minutes 34 seconds
15	Hafiz Ahmad Hassan	100 %	2 minutes 43 seconds
16	muhammad hamid	100 %	2 minutes 53 seconds
17	YaSiR	100 %	3 minutes 6 seconds
18	Saim	100 %	4 minutes 10 seconds
19	ayesa	100 %	5 minutes
20	Laiba	100 %	5 minutes 21 seconds
21	jn	100 %	10 minutes 18 seconds
22	Zubaida	95 %	1 minutes 12 seconds
23	Maryam	95 %	1 minutes 19 seconds
24	Fhff	95 %	1 minutes 19 seconds
25	Haha	95 %	1 minutes 34 seconds
26	Infal fatima	95 %	1 minutes 49 seconds
27	jawad mohsin	95 %	1 minutes 54 seconds
28	amna	95 %	1 minutes 57 seconds
29	jjj	95 %	2 minutes 6 seconds
30	Sadia	95 %	2 minutes 10 seconds
31	Ayesha	95 %	2 minutes 14 seconds
32	Muskan	95 %	2 minutes 23 seconds
33	Najeeb Ahmed	95 %	2 minutes 42 seconds
34	Jaweria	95 %	2 minutes 48 seconds
35	Aashan	95 %	3 minutes 1 seconds
36	Alishba	95 %	3 minutes 3 seconds
37	jaweria	95 %	3 minutes 4 seconds
38	Shaila	95 %	4 minutes 14 seconds
39	Muhammad Fareed	95 %	8 minutes 3 seconds
40	abu	95 %	41 minutes 17 seconds
41	Muhammad Abu Zar	90 %	1 minutes 26 seconds
42	Haris Khan	90 %	2 minutes 20 seconds
43	Najeeb Ahmed	90 %	2 minutes 26 seconds
44	Muaz Rana	90 %	2 minutes 30 seconds
45	Swat	90 %	2 minutes 39 seconds
46	Xxxx	90 %	2 minutes 55 seconds
47	Infal fatima	90 %	4 minutes 16 seconds
48	Mehar Naeem	90 %	1 hours 23 minutes 7 seconds
49	Yaseen	85 %	1 minutes 9 seconds
50	Moiz	85 %	1 minutes 50 seconds
51	Hassan	85 %	3 minutes 39 seconds
52	muhammad hamid	85 %	3 minutes 59 seconds
53	Shaila	85 %	5 minutes 16 seconds
54	Mahnoor Hanif	85 %	21 minutes 45 seconds
55	Muhammad hamid	80 %	3 minutes 21 seconds
56	N	80 %	3 minutes 38 seconds
57	kashaf	75 %	2 minutes 32 seconds
58	Muhammad Abu Zar	75 %	3 minutes 9 seconds
59	Muhammad Aqib	75 %	6 minutes 38 seconds
60	Farhad Gohar	75 %	9 minutes 42 seconds
61	Zulqurnain	75 %	15 minutes 25 seconds
62	akbar ali	75 %	19 minutes 4 seconds
63	adeen	75 %	21 minutes 11 seconds
64	Hamza	75 %	35 minutes 12 seconds
65	eman	70 %	1 minutes 26 seconds
66	Waqar	70 %	2 minutes 6 seconds
67	Asma	70 %	5 minutes 3 seconds
68	inamullah	70 %	5 minutes 22 seconds
69	Muhammad Naveed	70 %	5 minutes 50 seconds
70	Jerry	70 %	6 minutes 28 seconds
71	khadija	70 %	8 minutes 33 seconds
72	n	70 %	56 minutes 56 seconds
73	Ismat	65 %	1 minutes 56 seconds
74	Muhammad Guffaran	65 %	2 minutes 12 seconds
75	Mahad	65 %	3 minutes 12 seconds
76	Yahya	65 %	4 minutes 17 seconds
77	Sumaiya	65 %	4 minutes 28 seconds
78	Asfer	65 %	4 minutes 50 seconds
79	Yashfeen	65 %	5 minutes 22 seconds
80	Abdullah	65 %	6 minutes 51 seconds
81	Ali	65 %	8 minutes 55 seconds
82	Najeeb Ahmed	65 %	9 minutes
83	Aaa	65 %	9 minutes 14 seconds
84	Talha	65 %	9 minutes 32 seconds
85	m	65 %	11 minutes 50 seconds
86	Tabinda	65 %	14 minutes 21 seconds
87	champ	65 %	16 minutes 53 seconds
88	Abdullah	65 %	25 minutes 56 seconds
89	kutta	60 %	6 minutes 3 seconds
90	Fi,,A	60 %	6 minutes 9 seconds
91	Wilayat Ali	60 %	6 minutes 49 seconds
92	Jaksb	60 %	8 minutes 14 seconds
93	Abdul Rahman bangwar	60 %	8 minutes 47 seconds
94	dodo	60 %	11 minutes 24 seconds
95	monster	60 %	12 minutes 45 seconds
96	Hahaha	60 %	13 minutes 25 seconds
97	Hamza	60 %	16 minutes 43 seconds
98	Hammad	55 %	2 minutes 55 seconds
99	Sania	55 %	3 minutes 2 seconds
100	Rahim	55 %	4 minutes 7 seconds
101	Irfan	55 %	4 minutes 23 seconds
102	m	55 %	4 minutes 27 seconds
103	Syed Nazir Ali	55 %	4 minutes 36 seconds
104	58392	55 %	4 minutes 52 seconds
105	Nimi	55 %	5 minutes 20 seconds
106	Amna kalsoom	55 %	6 minutes 17 seconds
107	Mobeen Ahmed	55 %	6 minutes 25 seconds
108	engr.nadeem104	55 %	6 minutes 35 seconds
109	hassab	55 %	6 minutes 41 seconds
110	SuhailAhmad	55 %	6 minutes 54 seconds
111	Ujala Jutt	55 %	6 minutes 55 seconds
112	Rabia	55 %	6 minutes 58 seconds
113	Gangu bai	55 %	7 minutes 58 seconds
114	umaima junaid	55 %	10 minutes 1 seconds
115	nabiha rehmat	55 %	14 minutes 20 seconds
116	muhammed osaid	55 %	27 minutes 41 seconds
117	Infal fatima	55 %	33 minutes 59 seconds
118	Fatima Navaid	50 %	2 minutes 25 seconds
119	khadija	50 %	2 minutes 45 seconds
120	Maheeeeeen	50 %	3 minutes 6 seconds
121	Nadeem	50 %	3 minutes 38 seconds
122	Nida	50 %	3 minutes 45 seconds
123	Haseeb	50 %	4 minutes 9 seconds
124	Mudasir jamal	50 %	4 minutes 46 seconds
125	imama	50 %	4 minutes 51 seconds
126	All	50 %	5 minutes 56 seconds
127	Waseem Akram	50 %	5 minutes 57 seconds
128	Muhammad Shahzad Khan	50 %	5 minutes 57 seconds
129	Shayan	50 %	6 minutes 15 seconds
130	Mari	50 %	6 minutes 23 seconds
131	Muhammad Abu Zar	50 %	7 minutes 22 seconds
132	M. Tariq	50 %	7 minutes 28 seconds
133	Urwah	50 %	7 minutes 56 seconds
134	Eman	50 %	10 minutes 58 seconds
135	Iqra	50 %	11 minutes 50 seconds
136	Moiz	50 %	14 minutes 4 seconds
137	rafaya	50 %	15 minutes 47 seconds
138	Muhammad Zakria	45 %	1 minutes 57 seconds
139	Shafaq	45 %	2 minutes 47 seconds
140	Uigvb	45 %	3 minutes 2 seconds
141	H	45 %	3 minutes 15 seconds
142	Yasir Ali	45 %	3 minutes 18 seconds
143	Taha	45 %	3 minutes 38 seconds
144	kashaf	45 %	4 minutes 11 seconds
145	Tooba Ahmad	45 %	4 minutes 34 seconds
146	Tslhf	45 %	4 minutes 43 seconds
147	Muhammmad yahya	45 %	4 minutes 44 seconds
148	Hussnain jamil	45 %	4 minutes 50 seconds
149	Awais muazzam	45 %	4 minutes 54 seconds
150	Sr	45 %	5 minutes 37 seconds
151	Muskan Ali	45 %	6 minutes 29 seconds
152	Malaika	45 %	6 minutes 31 seconds
153	Rajhan	45 %	6 minutes 39 seconds
154	Y	45 %	7 minutes 43 seconds
155	Jaweria	45 %	8 minutes 6 seconds
156	Ayesha	45 %	8 minutes 48 seconds
157	Hamza	45 %	9 minutes 52 seconds
158	Fahad sultan	45 %	10 minutes 38 seconds
159	Jan	45 %	11 minutes 42 seconds
160	hadia	45 %	12 minutes 2 seconds
161	Haya	45 %	12 minutes 3 seconds
162	Emaan	45 %	12 minutes 23 seconds
163	Ashan	45 %	40 minutes 59 seconds
164	ayesa	40 %	3 minutes 20 seconds
165	Yusra Ayaz	40 %	3 minutes 45 seconds
166	Haris Khan	40 %	4 minutes 9 seconds
167	Nazir Ali	40 %	4 minutes 41 seconds
168	Ehtesham Saeed	40 %	5 minutes 5 seconds
169	Muhammad Fareed	40 %	5 minutes 43 seconds
170	Shayan	40 %	6 minutes 23 seconds
171	1234	40 %	6 minutes 25 seconds
172	Kami	40 %	6 minutes 29 seconds
173	kashif ali	40 %	7 minutes 3 seconds
174	Husnain Murtaza	40 %	7 minutes 28 seconds
175	ATTAULLAH	40 %	7 minutes 28 seconds
176	Yasmin	40 %	7 minutes 31 seconds
177	Najeeb Ahmed	40 %	7 minutes 51 seconds
178	A	40 %	8 minutes 10 seconds
179	Shaila	40 %	10 minutes 13 seconds
180	Hafiz Ahmad Hassan	40 %	10 minutes 30 seconds
181	YaSiR	40 %	10 minutes 57 seconds
182	Ahmed Hassan	40 %	11 minutes 31 seconds
183	Laiba	40 %	12 minutes 47 seconds
184	Heer	40 %	14 minutes 21 seconds
185	Muhammad Junaid Waqas	40 %	14 minutes 47 seconds
186	Sumaiya	40 %	17 minutes 43 seconds
187	Sadia	40 %	26 minutes 16 seconds
188	eman	35 %	2 minutes 7 seconds
189	Ali	35 %	2 minutes 57 seconds
190	.	35 %	3 minutes 14 seconds
191	Muhammad Afzaal	35 %	4 minutes 54 seconds
192	Muaz Rana	35 %	5 minutes 9 seconds
193	Arham	35 %	5 minutes 55 seconds
194	Asdf	35 %	7 minutes 48 seconds
195	Azhar Ali	35 %	7 minutes 57 seconds
196	Iraj	35 %	8 minutes 46 seconds
197	Mahad	35 %	9 minutes 22 seconds
198	Alishba	35 %	9 minutes 34 seconds
199	Ali Sher	35 %	10 minutes 36 seconds
200	Zulqurnain Farooq	35 %	13 minutes 47 seconds
201	PLSBOOST	30 %	36 seconds
202	G	30 %	2 minutes 8 seconds
203	Roohan	30 %	3 minutes 35 seconds
204	B	30 %	4 minutes 6 seconds
205	Fasiha Fatima	30 %	4 minutes 27 seconds
206	Ismat	30 %	4 minutes 32 seconds
207	Bilal shah	30 %	4 minutes 57 seconds
208	Muhammad Ali	30 %	4 minutes 58 seconds
209	Ahmad hassan	30 %	5 minutes 17 seconds
210	hina imran	30 %	5 minutes 18 seconds
211	Yaseen	30 %	5 minutes 20 seconds
212	my	30 %	5 minutes 46 seconds
213	M Naveed	30 %	7 minutes 3 seconds
214	Kashif	30 %	9 minutes 48 seconds
215	Saim	30 %	27 minutes 30 seconds
216	Sohail	30 %	3 hours 47 minutes 27 seconds
217	Mahnoor Siddiqui	25 %	3 minutes 28 seconds
218	Moiz	25 %	4 minutes 15 seconds
219	hajra	25 %	5 minutes 40 seconds
220	Muhammad Hamid	25 %	7 minutes 42 seconds
221	Zohaib Ahmad	25 %	9 minutes 18 seconds
222	Muneeb	25 %	9 minutes 42 seconds
223	Sahara	25 %	17 minutes 15 seconds
224	Manahal	20 %	1 minutes 24 seconds
225	Djdjddj	20 %	1 minutes 35 seconds
226	Hania	20 %	2 minutes 17 seconds
227	Akhtarali	20 %	3 minutes 13 seconds
228	Rawail	20 %	3 minutes 33 seconds
229	Naveed	20 %	4 minutes 21 seconds
230	Amna	20 %	5 minutes 55 seconds
231	jaweria	20 %	11 minutes 6 seconds
232	Mehar Naeem	20 %	21 minutes 18 seconds
233	malik subhan	15 %	2 minutes 25 seconds
234	Sami	15 %	2 minutes 41 seconds
235	Nimra	15 %	3 minutes 39 seconds
236	Mahad	10 %	50 seconds

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