CHIDIEBERE

This page lists questions and answers that were posted by visitors named CHIDIEBERE.

Questions

The following questions were asked by visitors named CHIDIEBERE.

A body is displaced through a certain distance x by a force of 30 newtons.if the work done is 100 joules and the displacement is in the direction of force,what is the value of x?

find the maximum velocity of a swingling pendulum bob.Hint potential energy(P.E)=kinetic energy(K.E)

A 2kg mass is dropped from a 12m height at what height would the velocity be 5m/s? take g=10m/s square.

Answers

The following answers were posted by visitors named CHIDIEBERE.

power=work /time.p=mgh=50*0.2*50/5=100

Total height runned=10*0.2=2.work done=mgh=50*10*2.time taken=5sec.power =work/time=50*10*2/5=200joules.

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