Angular accelaration of the merry-go-round
A child pushes a merry-go-round from rest to a final angular speed of 0.50 rev/s with constant angular accelaration.In doing so,the child pushes the merry-go-round 2.0 revolutions.What is the angular accelaration of the merry-go-round?
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A student makes a simple generator by using a single square loop 24 cm on each side. The loop is then rotated at a frequency of 60 Hz in a magnetic field of 0.044 T. What is the maximum emf output?
A hawk flies in a horizontal arc of radius 12.9 m at a constant speed of 4 m/s. It then increases it's speed at the rate of 1.55 m/s2. Find the magnitude of acceleration under these new conditions. Answer in units m/s2.
What is the concentration of hydrochloric acid in a solution prepared by mixing 0.250 L of 10.0 mol L-1 hydrochloric acid with enough water to make the volume up to 5.00L?
Haemoglobin is the protein that transports O2 through the blood from the lungs to the rest of the body. In doing so, each molecule of haemoglobin combines with four moleculres of O2. If 1.00g haemoglobin combines with 1.53 mL O2 at 37 degrees Cels
A 3.35 kg steel ball strikes a wall with a speed of 10 m/s at an angle of 60 degrees with the surface. It bounces off with the same speed and angle. If the ball is in contact with the wall for 0.2 s, what is the average force exerted on the ball
Why did the French royal government fail to put into action and reforms proposed in royal ministers and how did this contribute to the start of the French Revolution?
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A gorilla weighs 8.00*10^2N and swingsfrom vine to vine. as the gorilla grabs a new vine, both vines make an angle of 30.0 degrees with the vertical. in such a condition of state of equilibrium, what is the net force of the vine?
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