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9th CBSE
IMPORTANT
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Equations of motion are used for bodies under (constant/ varying) acceleration.

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Important Questions on Motion

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9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 1 - Motion>Formative Assessment>Q 12

First equation of motion does not contain the physical quantity, named _____.

(displacement/velocity/time)

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9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 1 - Motion>Formative Assessment>Q 13
An object travels eastwards with a speed of 5 m/s and then turns northwards and travels with the same speed of 5 m/s. Is there any acceleration?
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9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 1 - Motion>Formative Assessment>Q 14
If we get a straight line inclined to time-axis in x-t graph, the body is moving with constant _____. (speed/acceleration)
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9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 1 - Motion>Formative Assessment>Q 15
If we get a straight line parallel to time axis in v-t graph, the body is moving with _____. (constant distance/ constant velocity/ constant acceleration)
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9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 1 - Motion>Formative Assessment>Q 16
The physical quantity which is represented by the area under the line of velocity-time graph is _____.
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9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 1 - Motion>Formative Assessment>Q 17
The time taken for a stone to reach the highest point of its journey when thrown vertically upwards with a speed of 9.8 m s-1 is _____ s.
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9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 1 - Motion>Formative Assessment>Q 18
The total time taken by the stone thrown vertically upwards with a speed of 9.8 m s-1 to reach back to the point from which it is thrown is _____ s. g=9.8 m s-2
EASY
9th CBSE
IMPORTANT
Modern's abc+ Of Science - Physics For Class IX>Chapter 1 - Motion>Formative Assessment>Q 19
For a freely falling body, the acceleration is _____ m s-2.