Physics · 2021
JEE Main · 16 March 2021, Shift 1 · Q9
A block of 200 g mass moves with a uniform speed in a horizontal circular groove, with vertical side walls of radius 20 cm. If the block takes 40 s…
A block of $\displaystyle 200$ g mass moves with a uniform speed in a horizontal circular groove, with vertical side walls of radius $\displaystyle 20$ cm . If the block takes $\displaystyle 40$ s to complete one round, the normal force by the side walls of the groove is :
Official answer
(2)
$\displaystyle 9.859 \times 10^{-4} \mathrm{~N}$
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.