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1.
The magnitude of the acceleration of a moving object is equal to the:
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A.
gradient of a displacement time graph
B.
gradient of a velocity -time graph
C.
Area below a force-time graph.
D.
Area below a displacement-time graph
E.
Area below a velocity-time graph 

2.
A stone is thrown from P and follows a parabolic path. The highest point reached is T. The vertical component of acceleration of the stone.
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A.
is zero at T.
B.
is greatest at T
C.
is greatest at P
D.
is the same P and T
E.
decreases at a constant rate 

3. q-image

Which of the graphs below correctly, shows how the acceleration and velocity of a perfectly elastic ball, bouncing on a horizontal surface vary with time?

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A.

Acceleration – II , Velocity - I

B.

Acceleration – III , Velocity – I

C.

Acceleration – III , Velocity - II

D.

Acceleration – I , Velocity - II

E.

Acceleration – I , Velocity – III


4.
Four identical railway trucks. each of mass m, are coupled together and rest on a smooth horizontal track. A fifth truck of mass 2m and moving at 5ms-1 collides and couples with the stationary trucks. After impact the speed of the trucks is v. here V equals:  
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A.
5/6 ms-1
B.
1 ms-1
C.
5/4 ms-1
D.
5/3 ms-1
E.
5/2 ms-1

5.
in an experiment, the external diameter d1 and the internal diameter d2 of a metal tube are found to be (64 ± 2) mm and (47 ± 1) mm, respectively. The percentage error in (d1 - d2) expected from these readings is at most:
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A.
0.3°
B.
8.1° 
C.
5%
D.
6%
E.
18%

6. q-image
Force is applied to an object of mass 2kg at rest on a friction - free horizontal surface as indicated on the graph, After 1 second, the speed of the object in ms-1 is:
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A.
7.5
B.
12.5
C.
15
D.
25
E.
30

7.
The following are quantites associated with a body performing SHM:
i The velocity of the body
ii The acceleration force acting on the body
iii The acceleration of the body
Which of these quantities are exactly in phase with each other ?
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A.
None of these
B.
i,ii
C.
i,iii
D.
ii,iii
E.
i,ii,iii

8.
A bead, X, resting on a smoooth horizontal surface, is connected to two identical springs and is made to oscillate to and fro along the line of springs. When the bead passes through the central position, its energy is:
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A.
Zero
B.
Mostly potential energy
C.
All potential energy
D.
Half potential and half kinetic energy
E.
all kinetic energy

9. q-image
For a simple pendulum undergoing SHM with small oscillations, which of the following correctly describes the KE of the bob and the tension of the thread supporting the bolb at zero displacement (i.e passing through the equilibrum position)?
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A.
Ke = Max , Tension = Min 
B.
Ke = 0 , Tension = Max
C.
Ke = Max , Tension = Max
D.
Ke = 0 , Tension = Min 
E.
Ke = Min , Tension = 0

10.
Which of the following is a vector quantity?
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A.
Speed
B.
Distance
C.
Energy
D.
Momentum
E.
time

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