McqMate
1. |
A push or pull on an object is called |
A. | Pressure |
B. | Push-pull |
C. | Force |
D. | All of the above |
Answer» C. Force |
2. |
If two forces act in the opposite directions on an object, the net force acting on it is the |
A. | Sum of the two forces |
B. | difference between the two forces |
C. | Multiplication of the two forces |
D. | Division of the two forces |
Answer» B. difference between the two forces |
3. |
Which of the following is proper example(s) to explain that force on an object may change its shape |
A. | A ball of dough rolled into chapati |
B. | Pressing a rubber ball kept on table |
C. | Making model using clay |
D. | All of the above |
Answer» D. All of the above |
4. |
A ball rolling on the ground slows down and finally stops. This is because of |
A. | Force |
B. | Less force applied |
C. | Friction |
D. | None of the above |
Answer» C. Friction |
5. |
Force of friction always acts on moving objects and its direction shall be ____ |
A. | On any direction |
B. | Along the direction of motion |
C. | Perpendicular to the direction of motion |
D. | Opposite to the direction of motion |
Answer» D. Opposite to the direction of motion |
6. |
If In a tug-o-war, two teams pulling a rope does not move towards any team, it implies that |
A. | Equal force is being applied in the same direction |
B. | Equal Force is being applied in opposite direction |
C. | No force is applied in any direction |
D. | Cannot be explained |
Answer» B. Equal Force is being applied in opposite direction |
7. |
An example of a non- contact force is |
A. | Force exerted by us to lift a bucket |
B. | Push a stationary car |
C. | Force exerted by magnet |
D. | Hit a cricket ball for a 6 run |
Answer» C. Force exerted by magnet |
8. |
Pressure = |
A. | Area / force on which it acts |
B. | force / area on which it acts |
C. | Volume / force on which it acts |
D. | Force / volume on which it acts |
Answer» B. force / area on which it acts |
9. |
Gravity is |
A. | Repulsive |
B. | Attraction + Repulsive force |
C. | Attractive force |
D. | Not a force |
Answer» C. Attractive force |
10. |
A batsman hits the ball for a boundary past the bowler i.e. four runs. The batsman thus |
A. | Changes the direction & speed of the ball |
B. | Does not change the direction but speed only |
C. | Does not change the speed but direction only |
D. | Does not change either direction or speed |
Answer» A. Changes the direction & speed of the ball |
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