Physics Fsc Part 1 Full Book Online Test With Answers

Physics Fsc Part 1 Full Book Online Test

Sr. # Questions Answers Choice
1

a body rotating with angular velocity of 2 rad.s-1 and linear velocity is 2 ms-1, then radiuus of circle is.

 <p>1 m</p> <p>0.5 m</p> <p>2 m</p> <p>2.5 m</p>
2

A wheel of radius 50 cm having an angular speed 5 rad/sec will hae linear speed.

 <p>1.5 ms-1</p> <p>2.5 ms-1</p> <p>3.5 ms-1</p> <p>4.5 ms-1</p>
3

When a body oves in circle the angle between its linear velocity and angular velocity is always.

 <p>Zero</p> <p>60<sup>o</sup></p> <p>45<sup>o</sup></p> <p>90<sup>o</sup></p>
4

When a ball is rotation in a circular path at the end of string is released. It will move.

 <p>To the centre</p> <p>A way from the centre</p> <p>Along the tangent</p> <p>Opposite to the motion&nbsp;</p>
5

The  mud flies off the tyre of a moving bicycle which is along.

 <p>Tangent</p> <p>Normal&nbsp;</p> <p>To the centre</p> <p>Perpendicular</p>
6

The direction of motion of a particle moving in a circle is along the 

 <p>Normal&nbsp;</p> <p>Tangent</p> <p>Away from centre</p> <p>Towards the centre</p>
7

A 1000 kg truck is turinging round a corner of radius 100 m with speed 72 km/h, centipetal force is …………………….N.

 <p>2</p> <p>40</p> <p>400</p> <p>4000</p>
8

When a body is whirled in a horizontal circle by means of a string. The centripetal force is supplied by 

 <p>Mass of a body</p> <p>Velocity of a body</p> <p>Tension in the string</p> <p>Air friction</p>
9

The work doen by the centripetal force is.

 <p>Zero</p> <p>Minimum</p> <p>Maximum</p> <p>Negative work</p>
10

The force needed to bend the normally straight path of the particle into circle is.

 <p>Gravitational force</p> <p>Frictional force</p> <p>Centrifugal force</p> <p>Centripetal force</p>
11

One radian is equal to.

 <p>57.3<sup>o</sup></p> <p>56.3<sup>o</sup></p> <p>360<sup>o</sup></p> <p>58.3<sup>o</sup></p>
12

A wheel of radius 2 m turns though an angle of  57.3o It lay out a tangential distance.

 <p>2m</p> <p>4 m</p> <p>57.3 m</p> <p>114 .6 m</p>
13

If arc distanc is equal two times of radius of circle, then angle traced will be.

 <p>30<sup>o</sup></p> <p>40<sup>o</sup></p> <p>Irad</p> <p>2 rad</p>
14

SI Unit of angular displacement

 <p>Meter</p> <p>Radian</p> <p>Kilometer</p> <p>Centimeter</p>
15

In one revolution the anguar displacement covered is.

 <p>60<sup>o</sup></p> <p>90<sup>o</sup></p> <p>360<sup>o</sup></p> <p>180<sup>o</sup></p>
16

Teh moment of inertial of body depends upon 

 <p>Mass of the body and its distribution about axis of rotation</p> <p>Volume of the body</p> <p>Kinetic energy of the body</p> <p>Angular momentum of the body</p>
17

A bottle of soda wate is grasped fromt he neck and swung briskly in vertical circle. Near whcih portionof the bottle do the bubble collect.

 <p>Near the bottom</p> <p>In the middle of bottle</p> <p>Bubble sremain distributed througout&nbsp;</p> <p>Near the neck of the bottle</p>
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