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A 0.007 kilograms bullet traveling horizontally at 400 meter per second strikes a 4.1 kilogram block of wood sitting at the edge of a table. The bullet is lodged into the wood. If the table height is 1.3 meter, find how far from the table does the block hit the floor?
Light travelling through air enters a certain liquid at an angle of incidence of 43 degrees. What is the index of refraction of the liquid
A 7.80-g bullet moving at 500 m/s penetrates a tree trunk to a depth of 6.00 cm. find the average frictional force that stops the bullet
A non conducting solid sphere of radius 2.40 centimeter carries a uniformly distributed positive charge of 7.80E-9 C. Find the magnitude of the electric field at a point 3.10 centimeter away from the center of the sphere
A rocket launched from the ground, rises vertically by acceleration of 30m/s^2 for 1.0s when it runs out of fuel. Disregarding air resistance, how high will the rocket rise?
A proton with a speed 1.5 x 10^5 m/s falls through a potential difference of 100 volts, gaining speed. What is the speed reached
A potter's wheel-a thick stone disk of radius 0.500 m and mass 125 kg-is freely rotating at 50.0 rev/min. Find the effective coefficient of kinetic friction between the wheel and rag
A particle with charge of 4 microcoloumbs is at the origin,another identical particle is placed 2 m from the origin on thepositive x-axis and another 2 m on the positive y-axis. Provide asketch with vectors representing the forces on the charge at..
in extremely cold weather conditions where the inside thermostat is set to 27 c and the outside temperature is -20 c
An electrically neutral model airplane is flying in a horizontalcircle on a 3.0m guideline, which is nearly parallel to theground. The line breaks when the kinetic energy of the plane is 50.0 J. Reconsider the same situation, except that now there..
The free-fall acceleration on Mars is 3.7 m/s2. Find what length pendulum has a period of 2 second on Earth
question1a car comes to a bridge throughout a storm and finds the bridge washed out. the driver should get to the other
An empty boat is placed in a freshwater lake and a mark is painted on the hull at the waterline, a line corresponding to the surface of the water when the vessel is floating upright, where is the new waterline mark located on hull of the boat
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