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The driver of a van slams on her brakes to avoid colliding with a deer crossing the highway. Describe what happens to the van kinetic energy as it comes to rest?
a cylindrical cistern constructed below ground level is 2.6m in diameter and 2.0 m deep and is filled to the brim with
a what is the pressure at a depth of 5000 m in the ocean?b what is the fractional volume changenbsp? vv of seawater at
Two conductors having net charges of+20.0µCand-20.0µC have a potential difference of20.0V between them. Determine the capacitance of the system.
the weight of the block on the table is 380 N and that of the hanging block is 175 N. What is the acceleration of the two block
Your friend places a cup of coffee on the roof of her van while and accidently drives off with the coffee cup still on the roof. find what is the maximum acceleration the van can have without causing the cup to slide? Neglect the effects of air resis..
A 620 g basketball is pushed up a 30° ramp. The ball starts from rest and the length of the surface of the ramp is 5 m. What was the magnitude of the pushing force (in N)
cA person pushes a 16-kg lawn mower at constand speed with a force F= 80N directed along the handle, which is at an angle of 45 degrees to the horizontal. Determine the magnitude of the friction force present between the wheels and the grass.
A plane weighing 245 kN (27.5 tons) lands on an aircraft carrier. The plane is moving horizontally at 60.7 m/s (136 mi/h) when its tailhook grabs hold of the arresting cables. What is the force (assumed constant) exerted on the plane by the cables
A horizontal block-spring system with the block on a frictionless surface has total mechanical energy E = 55.1 J, What is the kinetic energy of the system at the equilibrium point
A person sees clearly wearing eyeglasses that have a power of -2.54 diopters and sit 1.5 cm in front of the eyes. If the person wants to switch to contact lenses, which are placed directly on the eyes, what lens power should be prescribed?
q1. a heavy rope used for as a mooring line for a cruise ship sags a shown. if the mass of the rope is 96 kg what are
A dolphin emits ultrasound at 100 kHz} and uses the timing of reflections to determine the position of objects in the water
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