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A block is attached to an ideal spring and is moving in SHM on a horizontal, frictionless surface. The amplitude of the motion is 0.200 meter. The maximum speed of the block is 3.74 m/s.
Obtain the maximum magnitude of acceleration of block?
A 0.144 kg baseball is moving towards home plate with a speed of 43.0 m/s when it is bunted. The bat exerts an average force of 6.50 Ã? 103 N on the ball for 1.30 ms, What is the final speed of the ball
A 0.250-kilogram cup at 15 °C is filled with 0.100 kg of boiling coffee. The cup and the coffee come to thermal equilibrium at 75 °C. what is the specific heat of the cup material
A particle, starting from point A in the drawing(the height at A is 3.00 m), is projected down the curved runway.Upon leaving the runway at point B, the particle is travelingstraight upward and reaches a height of 4.44 above the floor before falli..
An astronaut is being tested in a centrifuge. The centrifuge has a radius of 8.76 m and, in starting, rotates according to Theta = 0.30 t 2. what is the magnitude of the astronaut's linear speed
A toy of mass 0.155 kg is undergoing SHM on the end of a horizontal spring with forces constant 305 N/m. When object is a distance 1.20×10-2 m from its equilibrium position, it is observed to have the speed of 0.255 m/s.
An electron moves at 2 × 106 m/s through a region in which there is a magnetic field of unspecified and magnitude 7.4 × 10-2 T. Find the largest possible magnitude of the acceleration of the electron due to the magnetic field
A small electric car overcomes a 260N friction force when traveling 23km/h. What percent of the input power is used to drive the car
suppose a 30 gram piece of iron is dropped into a container of water and gives off 165 calories in cooling. calculate
The threshold of hearing in air corresponds to a frequency of 1000 Hz and an intensity of about 7.4 × 10^?13 W/m2. what is the corresponding maximum displacement
A trap door, of length and width 2.00 m, is held open at an angle of 65.0° with respect to the floor. what is the torque exerted on the trap door by the rope
A charged particle A exerts a force of 2.47 μN to the right on charged particleB when the particles are 13.5 mmapart. Particle B moves straight away from A tomake the distance between them 18.6 mm. What vector force does particle B then exert on A?
Consider a regular hexagon of side length, L=10cm. A charge, Q=2uc, is located at each vertex(there are 6). find the electostatic potential at the center of the hexagon
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