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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
- The voltage of clouds is 4×10⁶ volt with respect to ground. In a lightening
- The temperature of a metal block is increased from 27⁰C to 84⁰C. The rate of radiated energy
- Resistances n, each r Ω, when connected in parallel give an equivalent resistance
- The de-Broglie wavelength of an electron moving with a velocity 1.5×10⁸ ms⁻¹ is equal
- In refraction, light waves are bent on passing from one medium to the second medium
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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