SELECT * FROM question_mgmt as q WHERE id=3353 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=2 AND subId=8 AND chapterId=103 and ex_no='1' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 11th physics Motion in a Plane can you associate vectors with a the length of a

Question:

Can you associate vectors with (a) the length of a wire bent into a loop, (b) a plane area, (c) a sphere? Explain.

Answer:

No; Yes; No

(a) One cannot associate a vector with the length of a wire bent into a loop.

(b) One can associate an area vector with a plane area. The direction of this vector is normal, inward or outward to the plane area.

(c) One cannot associate a vector with the volume of a sphere. However, an area vector can be associated with the area of a sphere.


SELECT ex_no,question,question_no,id,chapter FROM question_mgmt as q WHERE courseId='2' AND subId='8' AND ex_no!=0 AND status=1 and id!=3353 ORDER BY views desc, last_viewed_on desc limit 0,10
SELECT ex_no,question,question_no,id,chapter FROM question_mgmt as q WHERE courseId='2' AND subId='8' AND ex_no!=0 AND status=1 and id!=3353 ORDER BY last_viewed_on desc limit 0,10

Comments

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  • 4 months ago

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  • Answered by Ekta Mehta
  • 4 months ago

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  • Answered by Ekta Mehta
  • 4 months ago

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