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Q. Estimate FA and FB for the beam. The downward forces represent the weights of machinery on the beam. Assume the beam is uniform and has a mass of 270 kg.
Q. A rocket of mass 4.5 x10^5 kg is in flight. Its thrust is directed at an angle of 53° above the horizontal and has a magnitude of 6.80 x10^6 N. Find out the magnitude and direction of the rockets acceleration. Give the direction as an angle above horizontal.
A motorist driving along a straight road at a constant speed of 60 -m/s. At time t=0 she passes a parked motorcycle police officer and begins to accelerate at the constant acceleration.
Both systems start from rest, and the direction of the force moves with the system and always points along the 4.00 m rod. What is the angular velocity of each system after 5.28 s.
An archer puts a 0.34 kg arrow to the bowstring. An average force of 209 N is exerted to draw the string back 1.3 m. Unless otherwise directed, assume that air resistance is negligible. plan energy bar graphs to solve the problem.
Polymer diffusion and Calibration of an optical tweezer
A worker pushes horizontally on a large crate with a force of 297 N, and the crate is moved 4.8 m. How much work was done.
What is tension T in each of the cables
What is the magnitude of the force applied throughout this time? What is the direction of the force applied throughout this time?
George just graduated from college and is going on his first job interview. He has learned that there are two other candidates. Because of the information he has learned about the serial position effect, George asks to be either the first or the last..
Biometric measurements indicate that each hand typically makes up about 1.25% of body weight. What horizontal force should her wrist exert on her hand.
Find the position of the object to acquire real, magnified image, inverted, and virtual, upright image.
A 180, 48.0 cm-diameter turntables rotate on frictionless bearings at 70.0. A 15.0 block sits at the center of turntable. A compressed spring shoots the block fundamentally outward along the frictionless groove in the surface of the turntable.
In what direction should the plane head in order to fly.
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