### What work is completed on the crate by worker

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Q1. To push a 47.0-kg crate up a frictionless incline angled at 34.0° to the horizontal, a worker exerts a force of 369 N parallel to the incline. The crate moves a distance of 4.00 m.

What work is completed on the crate by worker?

Q2. A particle oscillates with S.H.M. The maximum displacement from its mean position is 0.5 meter and frequency of motion is 10 Hz. at time t=0, particle is located at 0.15 meter and has the velocity of 24.0 m/s towards the negative x-axis.

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