JEE Main 2022 · PhysicsMultiple choiceSingle correctEasyCalculation

JEE Main 27 July 2022, Shift 1, Physics Q33

Question 33 of 90 in this shift, Physics question 3 of 30, Section A.

Sand is being dropped from a stationary dropper at a rate of 0.5 kgs

^{-1}

on a conveyor belt moving with a velocity of 5 ms

^{-1}

. The power needed to keep the belt moving with the same velocity will be :

(1)1.25 W
(2)2.5 W
(3)6.25 W
(4)12.5 WOfficial answer

Official answer

Option 4

NTA final key.

Chapter: Work, Energy and Power
Topic: Power
Idea tested: Power of Conveyor Belt Mass Addition

Same topic in other shifts

All Power questions

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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.