NSO Level 1- Science Olympiad (SOF) Class 9: Questions 967 - 971 of 1123
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Question number: 967
» Physics » Force & Laws of Motion
Question
If the driver accelerates a moving bus, the passengers move backwards. This is due to
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| Choice (4) | Response | |
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| a. | Inertia |
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| b. | Frictional force |
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| c. | Gravitation |
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| d. | All of the above |
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Question number: 968
» Physics » Force & Laws of Motion
Question
A toy car of mass is moving with a velocity of along a smooth floor and comes to rest after covering a distance of 20m. The force of friction between the car and the floor will be
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Question number: 969
» Physics » Force & Laws of Motion
Question
Two objects of masses and are moving along the same line in opposite direction with velocities and respectively. They collide each other and after collision, the velocity of the first object reduced to . The velocity of the second object would be
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Question number: 970
Question number: 971
» Physics » Force & Laws of Motion
Question
According to Newton’s first law of motion, an object continues motion unless it is compelled by an external force to stop it. But a ball moving on the ground stops itself after a certain time. The external force behind it is
Choices
| Choice (4) | Response | |
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| a. | Gravitational force |
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| b. | Frictional force |
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| c. | None of the above |
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| d. | All of the above |
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