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Question: Two spheres are launched horizontally from a 1.0m -high table. Sphere A is launched with an initial speed of 5.0m/s. Sphere B is launched with an initial speed of 2.5m/s.
Part I: What is the time for the sphere A to hit the floor?
I need help to find the time for the sphere A to hit the floor and express your answer using two significant figures.
Two blocks are connected with a rope that passes of a set of pulleys. One block weighs 412 Newton’s, and the other weighs 908 Newton’s. The rope and the pulleys have no mass or friction. (a) What is the acceleration of the lighter block?
Two coherent sound waves have intensities of 0.030 W/m2 and 0.092 W/m2 where you are listening. If the waves interfere constructively, what is the intensity that you hear
a 2.28 kg mass connected to a spring completes one oscillation every three seconds. the motion has an amplitude of 1.5
A light spring with a spring constant of 80.0 N/m rests vertically on a table. A 2g balloon is filled with helium (0°C and 1 atm pressure) to a volume of 5.00 m3 and connected to spring, causing the spring to stretch and expand. How much does the ..
Consider NH3 vapor acting as a van der Waals gas with coefficients a = 4.169 atm-L2-mol-2 and b = 0.0371 L-mol-1. How much heat must be added to 50.0 g of the gas so that it experiences no change in internal energy as it undergoes isothermal reversib..
A 1484-kg car is moving westward with a speed of 20.7 m/s, Find the velocity of the center of mass of the car-truck system
A fully charged capacitor with a voltage of120V is discharged through a resistor. What is the voltage across the capacitor at the end ofthreetime constants
The spheres are then separated so that there is a distance of 200mm between their centers. What is the force between them?
the shanghai maglev train can travel at speeds up to 431kmhr. the pudong international airport is approximately
A near-sighted person's eyeglasses has a focal length of ? 22.0 cm, and the lens is 1.8 cm from the eye. what should be the focal length of the corresponding contact lens
A spark plug in an automobile engine consists of two metalconductors that are separated by a distance of 0.70 mm. When an electric spark jumps between them,the magnitude of the electric field is 4.20*107 V/m.
n oil film (n = 1.40) of thickness 290 nm floating on water (n=1.33) is illuminated with white light at normal incidence
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