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Q1. A trapeze artist swings in simple harmonic motion with a period of 7.0 s. The acceleration of gravity is 9.81 m/s^2. Compute the length of the cables supporting the trapeze.
Q2. A man pushes a lawnmower for 13.1 m along a handle that makes a 28.2° angle with the ground. He pushes with a force of 42.8 N even as the force of friction between the lawnmower and the ground is 13.7 N.
A 180g block hangs from a spring with spring constant 6.0 N/m. At the block is 31cm below the equilibrium point and moving upward with a speed of 98.0cm/s. What is the block's position at t = 9s.
A hot wheels track has a spring loaded launcher. A 100g car is pushed into the launcher, which compresses the spring by 2cm. The cars initial velocity after launching is 3m/s.
How to find out potential energy
The frequency of a tuning fork is 358 Hz. Find the length of the shortest organ pipe which will give 6 beats/s with the fork. The velocity of sound in air is 339.1 m/s.
What is the change in length of the rope whilst the skier has the acceleration whose magnitude is 0.65 m/s2.
What lengths of ship three sides according to the observer
Two ocean liners, each with a mass of 40,000 metric tons, are moving on parallel courses, 92 m apart. What is the magnitude of the acceleration of one of the liners toward the other due to their mutual gravitational attraction? Care for the ships as ..
What are ranges of wavelength and frequency
A father (m = 90 kg) and son (m = 45 kg) are standing facing each other on a frozen pond. The son pushes on the father and finds himself moving backward at 3 m/s after they have separated. How fast is the father moving.
What is height of the cliff
What is magnitude of the runners total displacement
Compute magnitude of the average velocity
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