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A 3 kilogram mass is sliding on a horizontal frictionless surface with a speed of 3m/s when it collides with a 1.0 kilogram mass initially at rest .The masses stick together and slide up a frictionless circular track of radius 0.40 meter. Find to what maximum height ,h, above the horizontal surface will the masses slide?
two charges q1 and q2 have a total charge of 16 c. when they are separated by 1.5 m the force exerted by one charge on
oppositely charged parallel plates are separated by 4.67 mm. a potential difference of 600 v exists between the
The cars stick together and move as a unit after the collision, at an angle of 47.0° north of east and at a speed of 6.36 m/s. Find out the speed of the 3000 kg car before the collision.
A small 12.3g plastic ball is tied to a very light 26.6cm string that is attached to the vertical wall of a room. A uniform horizontal electric field exists in this room. Find the magnitude of the electric field in the room
cart is propelled over an xy plane with acceleration components ax = 4.5 m/s2, what is the velocity of the cart when it reaches its greatest y coordinate
A speedboat moving at 35.0 m/s approaches a no-wake buoy marker 100 m ahead. How long does it take the boat to reach the buoy
Besides the gravitational force, a 3.25-kg object is subjected to one other constant force. The object starts from rest and in 1.20 s experiences a displacement of (4.10 - 3.30) m, where the direction of is the upward vertical direction. find out ..
A cockroach of mass m lies on the rim of a uniform disk of mass4.0m that can rotate freely about its center like a merry-go-round.Initially the cockroach and disk rotate together with an angularvelocity of .260 rad/s.
An evacuated spherical diving bell containing a camera is in the ocean at a depth of 161 m. Find the magnitude of the total force on the port
A certain solid-propellant model rocket engine releases a total of 6000 J as it burns. what fraction of the chemical energy released by the engine is wasted in the form of thermal energy in the air
When two sticks are laid end-to-end they cover a length of 8.32 feet. What is the length of the shorter stick
five thousand joules of heat is put into a carnot engine whose hot and cold reservoirs have temperatures of 490 and 270
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