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If a vector 2i+3j+8k is perpendicular to the vector 4j-4i+αk, then value of α is
Options
(a) -1
(b) 1/2
(c) -(1/2)
(d) 1
Correct Answer:
-(1/2)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Difficulty Level: Easy
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Topics: Motion in Plane
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When a magnet is taken towards a coil, the induced e.m.f. depends on
- An inductor 20 mH, a capacitor 50 μF and a resistor 40Ω are connected in series
- Six molecules have speeds 2 units, 5 units, 3 units, 6 units, 3 units and 5 units
- Two spheres A and B of masses m and m respectively collide. A is at rest initially
- A body of mass m is placed on the earth’s surface. It is taken from the earth’s surface
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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