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Consider a head-on elastic collision of two balls. Ball A moving at 45 m/s collides with ball B which is initially at rest. Both ball A and ball B have the same mass.
(a) What is the speed of ball A after the collision?(b) What is the speed of ball B after the collision?
On a pleasure cruise a boat is traveling relative to the water at a speed of 4.94 m/s due south. find the magnitude of the passenger's velocity relative to the water
a 30.0-kg packing case is initially at rest on the floor of a 1500-kg pickup truck. the coefficient of static friction
Two boat landings are 1.0 km apart on the same bank of a stream that flows at 1.8 km/h. What is the speed of the boat relative to the water
A piece of wire carries a current I along the x-axis and sits in a magnetic field with field lines in the y-direction. What is the direction of the Lorentz Law
Determine the flux of particles escaping from the exobase of Earth's atmosphere using a number density at the exobase of 10^5 particles/cm^3 and a temperature of 700K.
Two square metal plates are placed parallel to each other, separated by a distance d= 2.04 cm. The plates have sides of length L = 0.580 m. One of the plates has charge Q= + 1.86×10-6 C, while the other plate has charge -Q. Calculate the magnitude..
An object carries a charge of -6.6 µC, while another carries a charge of -2.0 µC. How many electrons must be transferred from the first to the second object
Two cars of equal mass collide at right angles to each other in an intersection. Which car had the greater velocity before the collision
A system consisting of an ideal gas at the constant pressure of 150kPa gains 810J of heat. Find the change in volume of the system if the internal energy of the gas increases by 490J
A 2.7 kg object oscillates with simple harmonic motion on a spring of force constant 510.0 N/m. What is the total energy of the object and the spring
The potential differences across the capacitors are the same only if the capacitances are the same.
A loudspeaker of mass 21.0 {rm kg} is suspended the distance of h = 2.40 {rm m} below the ceiling by two cables that make equal angles with the ceiling. Each cable has a length of l = 3.90 {rm m}.
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