Physics Fsc Part 1 Full Book Online Test With Answers

Physics Fsc Part 1 Full Book Online Test

Sr. # Questions Answers Choice
1

According to work energy principle in linear motin. the work doen one body is equal to.

 <p>Change in K.E.</p> <p>Change in P.E.</p> <p>Zero</p> <p>Sum of K.E and P.e</p>
2

When a ball is thrown vertically upward and then falls back to the ground, which force can be considered conservative  in this scenario.

 <p>Air resistance</p> <p>Gravity</p> <p>Friction betwene ball and air</p> <p>Contant force with hand</p>
3

The height above the gound of a child on a swing varies form 0.5 m of his lowest point to 1.5 m at his highst point. The maximum speed of the child is approximatley.

 <p>1.5 ms -1</p> <p>4.4 ms-1</p> <p>9.8 ms -1</p> <p>Depends upon child's mass</p>
4

A body rest may have.

 <p>Speed</p> <p>Energy</p> <p>Velocity</p> <p>Momentum</p>
5

An iron sphere whose mass is 30 kg has the same diameter as an aluminium sphere whose mass is 10.5 kg. The spheres are simultaneously dropped form  a cliff. When they are 10 m fromt he gorund, they have identical.

 <p>Accelerations</p> <p>Momentums</p> <p>Potential engergies</p> <p>Kinetic energies</p>
6

A1 kg mass has potential energy of 1 joule relative to the ground when it is at  a height of.

 <p>0.102 m</p> <p>1 m</p> <p>9.8 m</p> <p>32 m</p>
7

Ratational analogue of force is.

 <p>Torque</p> <p>Velocity</p> <p>Mass and veight&nbsp;</p> <p>Momentum</p>
8

The dimension of angular velocity is.

 <p>[LT-1]</p> <p>[LT-2]</p> <p>[T-1]</p> <p>[L-1T]</p>
9

A bodyof mass 10 kg is allowed to fall freely its apparent weight becomes.

 <p>0</p> <p>8.9 &nbsp;N</p> <p>9.8 N</p> <p>10 N</p>
10

Moment off inertia depends upon 

 <p>Mass</p> <p>Selection of axis of rotation</p> <p>Both a and b</p> <p>Speed of the body</p>
11

In the absence of external force, the chagne in momentum is.

 <p>Zero</p> <p>Constatn</p> <p>Decreasing</p> <p>Increasing</p>
12

Law of consrvation of angular momentum is importnat in.

 <p>Diving</p> <p>Gymnastics</p> <p>Ice Skating</p> <p>All of these</p>
13

SI Unit of angualr momentum is.

 <p>Js</p> <p>Kgmsec3</p> <p>kgm2s-1</p> <p>kgms-2</p>
14

Artificial gravity is provided to the satellite by 

 <p>Velocity</p> <p>Wetight</p> <p>Acceleration&nbsp;</p> <p>Rotating aroudn a verticla axis</p>
15

Direction of angualr aceleration is always along.

 <p>x -axis</p> <p>y -axis</p> <p>z-axis</p> <p>The axis of rotation</p>
16

The rate of change of angular velocity is.

 <p>Angular &nbsp;velocity</p> <p>Angualr aceleration&nbsp;</p> <p>Angular displacement</p> <p>Angular speed</p>
17

The time rate of changer of angular displacement is called.

 <p>Linear velocity</p> <p>Linear Acceleration</p> <p>Angular Acceleration</p> <p>Angualr velocity</p>
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