Generate Quiz 69C70227DB8DD

1 / 10

Artificial gravity can be supplied by which of the following ways so that normal force of gravity can be generated for the astronaut:

Elimination Tool

A) Rotating the space craft

B) Back and forth motion spacecraft

C) Up and down movement of spacecraft

D) Keeping the space craft stationary

2 / 10

A conductor carrying a current ‘I’ has length ‘L’. When it is placed in a magnetic field, ‘B’ at 90 degrees , it experiences a force:

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A) BLI

B) B2LI

C) BLI2

D) Zero

3 / 10

The stator of phase shifting transformer for use in conjunction with an A.C. potentiometer usually has a

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A) Single-phase winding

B) Two-phase winding

C) Three-phase winding

D) Any of the above

4 / 10

What should be the ratio of kinetic energy to total energy for simple harmonic oscillator?

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A) 1 − (x 2 / xo 2 )

B) 1

C) (xo 2 − x 2 )

D) ½ (x 2)

5 / 10

The speed of waves depends upon the ______.

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A) Tension of the string

B) Tension and mass per unit length of the string

C) Diameter of the string

D) Mass per unit length of the string

6 / 10

The horizontal range of a projectile, at a certain place, depends upon:

Elimination Tool
Hints
Option

Option

A) The mass of the projectile

B) The velocity of projection

C) The angle of projection

D) The angle as well as velocity ofprojection

7 / 10

__________ relationship exists between current and voltage in terms of Ohm’s law:

Elimination Tool

A) Non linear

B) Varying

C) Linear

D) Alternating

8 / 10

If the potential difference across the two plates of a parallel plate capacitor is doubled, then the energy stored in the capacitor would be?

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A) Remains same

B) Two times

C) Four times

D) Three times

9 / 10

In motion of satellites, necessary centripetal force is provided by:

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A) Gravitational Force

B) Coulomb’s Force

C) Magnetic Force

D) Nuclear Force

10 / 10

A half wave rectifier is operating from 50 Hz mains. Fundamental frequency of ripple will be:

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A) 100 Hz

B) 25 Hz

C) 200Hz

D) 50 Hz

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