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Free Fall

Question 1 Wh...

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Question 1
Which of the following statement is not correct for an object moving along a straight path in an accelerated motion?
(a) Its speed keeps changing
(b) Its velocity always changes
(c) It always goes away from the earth
(d) A force is always acting on it

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Solution

It is not necessary that the object is going away from the earth. Hence option C is correct.

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Similar questions

Q. Question 1
Which of the following statement is not correct for an object moving along a straight path in an accelerated motion?
(a) Its speed keeps changing
(b) Its velocity always changes
(c) It always goes away from the earth
(d) A force is always acting on it

Which of the following statement is correct regarding velocity and speed of a moving body ?

(a) velocity of a moving body is always higher than its speed

(b) speed of a moving body is always higher than its velocity

(c) speed of a moving body is its velocity in a given direction

(d) velocity of a moving body is its speed in a given direction

If the speed of an object moving along a straight line keeps changing, its motion is said to be

Which of the following statement must always be true?

I.If an objects acceleration is zero, then its speed must remain constant.

II. If an objects acceleration is constant, then it must move in a straight line.

III. If an objects speed remains constant, then its acceleration must be zero.

Q. Assertion :For a particle performing SHM, its speed decreases as it goes away from the mean position. Reason: In SHM, the acceleration is always opposite to the velocity of the particle.

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