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Circular Motion question

2023 · 6 Apr · Shift 1 · Q49
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  5. /2023 · 6 Apr · Shift 1 · Q49

Circular Motion question

2023 · 6 Apr · Shift 1 · Q49

JEE MainPhysicsCircular MotionMCQ+4 / −1
A small block of mass 100 g100 \mathrm{~g}100 g is tied to a spring of spring constant 7.5 N/m7.5 \mathrm{~N} / \mathrm{m}7.5 N/m and length 20 cm20 \mathrm{~cm}20 cm. The other end of spring is fixed at a particular point A. If the block moves in a circular path on a smooth horizontal surface with constant angular velocity 5 rad/s5 ~\mathrm{rad} / \mathrm{s}5 rad/s about point A\mathrm{A}A, then tension in the spring is -
  1. A
    0.50 N
  2. B
    1.5 N
  3. C
    0.75 N
  4. D
    0.25 N
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