Brakes stop a train in a certain distance $x$. If the force of these brakes is reduced to one fourth of its…

Brakes stop a train in a certain distance $x$. If the force of these brakes is reduced to one fourth of its original force, the train needs the original distance $x$ to stop.
  1. Double
  2. Half
  3. Four Times
  4. Same

Solution

No solution. Refer to answer key.

Asked in: AP EAMCET 2020 (07 Oct Special)

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