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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
- Two bodies A and B having temperature 327° C and 427° C are radiating heat
- A conductor of length 5 cm is moved parallel to itself with a speed of 2 m/s,
- The frequency of light ray having the wavelength 3000Å is
- Radius of a soap bubble is increased from R to 2R. Work done in this process
- The half life of radium is 1620 yr and its atomic weight is 226 kg per kilo mol.
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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