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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 energy of the em waves is of the order of 15 keV. To which part of the spectrum
- If (range)² is 48 times (maximum height)², then angle of projection is
- Across a metallic conductor of non-uniform cross-section, a constant potential
- A concave mirror of focal length f₁ is placed at a distance d from a convex lens
- A bar magnet has a coercivity of 4×10³ Am⁻¹. It is placed inside a solenoid
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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