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An object of mass 1.60 kg is oscillating freely on a vertical spring with a period of 0.710 s. Another object of unknown mass on the same spring oscillates with a period of 1.26 s.
(a) Find the spring constant k.
(b) Find the unknown mass
A 0.15 kg particle moving to the left with a speed of 0.05 m/s, Determine the final velocity of each particle and the fraction of total energy transferred to the 0.27 kg particle
Determine an average acceleration in coordinates with x-axis
A baseball pitcher throws a 145 g baseball parallel to the ground with a speed of 39.03 m/s in the +x direction. What is the velocity of the ball after leaving the bat
assuming 95.0 efficiency for the conversion of electrical power by the motor what current must the 12.0 v batteries of
A neutral atom has electrons completely filling the shells with principal quantum number n = 1, 2, and 3. How many protons does the nucleus contain
Two masses, m1 = 2.10 kg and m2 = 9.51 kg are on a horizontal frictionless surface and they are connected together with a rope. What is the acceleration of the whole system
An RLC circuit is used to tune a radio into an FM stationbroadcasting at 88.5 MHz. What inductance should be present in the circuit
A car with a mass of 1500 kg is traveking directly east at a slow speed of 1.20 mph and eleastically with a smaller car of mass of 1275 kg, Calculate the momenta of the cars before the collision
A large capacitance of 1.20 mF is needed for a certain application. Calculate the volume of Teflon alone in the capacitor
A 1.5 solid sphere (radius = 0.20 ) is released from rest at the top of a ramp and allowed to roll without slipping. The ramp is 0.50 high and 5.7 long. what is its rotational kinetic energy
Assume that the intensity of solar radiation incident on the cloudtops of the Earth is 1340 W/m^2. Calc the total power radiated by the Sun, taking the average Earth-sun separation to be 1.496 * 10^11 m.
A freezer has a coefficient of performance of 6.30. The freezer is advertised as using 430 kW-h/y, On average, how much energy does the freezer use in a single day
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