What force must be exerted along the pole
A long pole is used to lift a window. If a vertical lift of 85 N is needed to raise the window, what force must be exerted along the pole? Assume the pole makes an angle of 49° with the vertical wall.
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An 84 kg man drops from rest on a diving board -3.4 m above the surface of the water and comes to rest 0.58 s after reaching the water. The acceleration due to gravity is9.81 m/s 2 . What force does the water exert on the man? Answer in unit
48 g tennis ball horizontally from rest to a speed of 35 m/s Assuming that the acceleration is uniform when the racquet is applied over a distance of 0.52 m, what is the magnitude of the force exerted on the ball by the racquet?
A 0.225 kg sample of tin initially at 20 degrees celsuis is dropped into 0.115 kg of water. If the specifc heat capacity of tin is 230 J/kg times degrees celsuis, what is the change in temperature of water
What is the other particle? Enter the mass number in the first raised box, the atomic number in the second lower box, and the element, with charge if necessary, in the third box.
Evaluate the causes of the sectional crisis of the 1850s. Could anything have been done to resolve the issues of the period? Explain.
A rectangular air mattress is 2.64 m long, 0.669 m wide, and 0.0357 m thick. If it has a mass of 2.52 kg, what additional mass can it support in water? The acceleration of gravity is 9.8 m/s 2. Answer in units of kg.
One is traveling at 0.550c and the other at 0.750c. The satellites collide and stick together. What is the speed of the combined object after the collision?
An airplane is flying with a velocity of 88.0 at an angle of 22.0 above the horizontal. When the plane is a distance 119 directly above a dog that is standing on level ground, a suitcase drops out of the luggage compartment.
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