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Given A=4i+6j and B=2i+3j. Which of the following is correct?
Options
(a) A x B =0
(b) A.B=24
(c) (|A|/|B|)=1/2
(d) A and B are anti parallel
Correct Answer:
A x B =0
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- A radio isotope X with a half life 1.4 x 10⁹ years decays to Y which is stable
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Difficulty Level: Easy
(1008)
Topics: Motion in Plane
(93)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A monoatomic gas is suddenly compressed to (1/8)th of its initial volume adiabatically.
- A radio isotope X with a half life 1.4 x 10⁹ years decays to Y which is stable
- The charge flowing through a resistance R varies with time t as Q=at-bt²,
- A boy whirls a stone in a horizontal circle of radius 1.5 m and at height 2.0 m
- The range of voltmeter is 10V and its internal resistance is 50Ω.
Difficulty Level: Easy (1008)
Topics: Motion in Plane (93)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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