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Problem: A brick is thrown upward from the top of a building at an angle of 20 degrees to the horizontal and with an initial speed of 10 m/s.
Part A: If the brick is in flight for 3 seconds how tall is the building?
Express your knowledge to calculate how tall is the building?
a slender rod with a length of 0.300m rotates with an angular speed of 8.80 rads about an axis through one end and
A 0.13 kg baseball is hit by a .95 kg bat. The contact point on the bat is moving at 40 m/s just prior to ballbat contact, How fast is the ball moving just after impact
The rms current in a copy machine is 7.50 A, and the resistance of the machine is 14.4 ?. What is the peak power delivered to the machine?
a muon and an antimuon are moving in opposite directions with velocities of -0.6 c and 0.6 c respectively. when they
A dentist's drill accelerates from rest at 640rad/s2for 2.30s and then runs at constant angular velocity for 6.50s. Through how many total revolutions has the drill turned
If a simple pendulum of length 2.09 meters is subjcted to a restoring force of 3 Newtons when displaced .15546 meters from equilibrium, what is the mass of the pendulum
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a 25 kg box is acted on by a 45 n horizontal force. if the box accelerates at a rate of .75 ms2 what is the coefficient
Beams of high speed protons can be produced in "guns" using electric fields to accelerate the protons. Find what acceleration would a proton experience if the gun's electric field were 1.30 x 104 N/C
you have only just started your interrogation of the financial staff in the cartels office on the 20th floor of a high
a speeding car traveling at 120kmhr passes a cop that is traveling at the same speed in the opposite direction. upoon
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