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An object of mass 3kg is at rest. Now a force F=6t² i⃗+4t j⃗ is applied on the object. Then velocity of object at t=3s is
Options
(a) 18 i⃗ + 3 j⃗
(b) 18 i⃗ + 6 j⃗
(c) 3 i⃗ + 28 j⃗
(d) 18 i⃗ + 4 j⃗
Correct Answer:
18 i⃗ + 6 j⃗
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion in Straight Line
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If light emitted from sodium bulb is passed through sodium vapour,
- If 20% of a radiactive element decays in 10 days, then amount of original material left
- A rocket with a lift-off mass 3.5 x 10⁴ kg is blasted upwards with an initial acceleration
- The ratio of the weight of a man in a stationary lift and when it is moving downwards
- The area of cross-section of one limb of an U-tube is twice that of the other.
Topics: Motion in Straight Line (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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