Physics - Mechanics Final Test
6 Questions
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Questions and Answers
- 1.
- A.
8.33%
- B.
16.7%
- C.
33.3%
- D.
66.7%
- 2.
![A boy throws a ball vertically upwards as shown.
What is the displacement of the ball when it returns to its starting point?]( "A boy throws a ball vertically upwards as shown.
What is the displacement of the ball when it returns to its starting point?")
A boy throws a ball vertically upwards as shown. What is the displacement of the ball when it returns to its starting point?- A.
0 m
- B.
5 m
- C.
5 m upwards then 5 m downwards
- D.
10 m
- 3.
![In the following figure, a ball runs on a smooth rail from P to Q.
Which of the following graphs best represents the variation of the distance d travelled by the ball with time t?]( "In the following figure, a ball runs on a smooth rail from P to Q.
Which of the following graphs best represents the variation of the distance d travelled by the ball with time t?")
- A.
Graph A
- B.
Graph B
- C.
Graph C
- D.
Graph D
- 4.
![Balls A and B are thrown vertically upwards and downwards respectively. If their initial speeds are the same, which of the following statements is/are correct when they meet?
(1) Their displacements should be the same.
(2) Their speeds should be the same.
(3) Their accelerations should be the same.]( "Balls A and B are thrown vertically upwards and downwards respectively. If their initial speeds are the same, which of the following statements is/are correct when they meet?
(1) Their displacements should be the same.
(2) Their speeds should be the same.
(3) Their accelerations should be the same.")
- A.
(1) only
- B.
(3) only
- C.
(1) and (3) only
- D.
(1) and (3) only
- 5.
![The following graph shows that quantity X is directly proportional to time t.
Which of the following can be the quantity X?
(1) Velocity of a freely falling object with negligible air resistance.
(2) Displacement of an object moving at constant velocity.
(3) Distance travelled by an object moving with constant acceleration.]( "The following graph shows that quantity X is directly proportional to time t.
Which of the following can be the quantity X?
(1) Velocity of a freely falling object with negligible air resistance.
(2) Displacement of an object moving at constant velocity.
(3) Distance travelled by an object moving with constant acceleration.")
- A.
(1) and (2) only
- B.
(1) and (3) only
- C.
(2) and (3) only
- D.
(1), (2) and (3)
- 6.
![In the figure below, a cannon-ball has been fired from a cannonWhich of the following figures best shows the direction of the resultant force acting on the cannon-ball at different time?]( "In the figure below, a cannon-ball has been fired from a cannonWhich of the following figures best shows the direction of the resultant force acting on the cannon-ball at different time?")
- A.
Picture A
- B.
Picture B
- C.
Picture C
- D.
Picture D
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