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Q1. A cable is wrapped several times around a thin-walled hollow cylinder with diameter 0.12 m and mass 50 kg that can rotate freely about its axis. The cable is pulled by a force with magnitude 9 N. presume that cable unwinds without stretching or slipping, find out the magnitude of its angular acceleration.
Q2. Choose the correct explanation for why you can determine the maximum load given that theta_min is the minimum angle crane arm can make with the horizontal.
Travelling at the speed of 14.10 m/s, driver of an automobile suddenly locks the wheels by slamming on the brakes. The coefficient of kinetic friction between the tires and the road is 0.650. What is the speed of automobile after 1.130 s have elapsed..
Water runs out of the horizontal drainpipe at the rate of 120 liters per minute. It falls 3.20 m to the ground. Assume the water doesn't splash up, what average force does it exert on the ground? (1 liter = 1 kg.)
Two people are carrying a uniform wooden board that is 3.00 m long and weighs 160 N. If one person applies an upward force equivalent to 60 N at one end, at what point does the other person lift . If the tangential acceleration of a yo-yo at the en..
Two speakers, 6.00 m apart, are driven by the same audio oscillator so that each one produces a sound consisting of two distinct frequencies, 1000 Hz and 1360 Hz. The speed of sound in the room is 350 m/s.
After the NEAR spacecraft passed Mathilde, on some occasion's rocket propellant was expelled to adjust the spacecraft's momentum in order to follow a path that would approach the asteroid Eros, final destination for the mission.
What is least amount of work required by an external force
A 362 g object is attached to a spring and executes simple harmonic motion with the period of 0.200 s. If the total energy of the system is 6.71 J.
How various kilograms of nitrogen are boiled away in time of 7.50 h. car that hits a line of water barrels and takes 1.8s to stop.
Define FM and what parameter of the intelligence signal causes frequency deviation of the carrier?
The latent heat of fusion
Calculating plants maximum possible thermal and actual efficiency.
The length of the mercury column is 4.0cm in pure melting ice and 28.0 cm in the steam. Compute the temperature for a length of 22.0.
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