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The angle between the two vectors A = 3i + 4j + 5k and B = 3i + 4j – 5k will be
Options
(a) 90ﾟ
(b) 0ﾟ
(c) 60 ﾟ
(d) 45ﾟ
Correct Answer:
90ﾟ
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- Photons with energy 5eV are incident on a cathode C in a photoelectric cell.
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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
- In a LCR series circuit, the potential difference between the terminals of the inductor
- Photons with energy 5eV are incident on a cathode C in a photoelectric cell.
- The masses of three wires of copper are in the ratio 1:3:5 and lengths
- An object is placed 30 cm away from a convex lens of focal length 10 cm and a sharp
- A radioactive substance emits n beta particles in the first 2 s and 0.5 n beta
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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