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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
- Pure Si at 300 k has equal electrons (nₑ) and hole (nh) concentrations
- A force of 10 newton acts on a body of mass 20 kg for 10 seconds. Change in its momentum
- what is the de-Broglie wavelength of the electron accelerated through a potential
- 10 mA current can pass through a galvanometer of resistance 25 ohm.
- The additional energy that should be given to an electron to reduce its de-Broglie
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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