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A 0.0500 kg cube of ice at an initial temperature of -15.0 degrees C is placed in 0.600 kg of water at T= 45.0 degrees C in an insulated container of negligible mass. A). Calculate the final tempera
Calculate the charge in electric potential energy of the system as a 3rd charged particle of -3 micro Coulombs is brought from infinitely far away to a position on the y axis at y= 0.5 m.
Two 2 microCoulomb charges are located on the x-axis. One is at x= 1 m and the other is at x= -1 m. a) Determine the electric field on the y axis at y= 0.5 m.
A closed system consists of 4 objects. Initially, object A has 179 J of energy, object B has 186 J of energy, object C has 126 J of energy, and object D has 163 J of energy. After 278 s have passed,
An immersion-type heating coil is connected to a 120- outlet and immersed in a 200 cup of water initially at 20. The water comes to a boil in 90 .
The energy of an RLC circuit decreases by 1.00% during each oscillation when R=2.00 ohms. If this resistance is removed, the resulting LC circuit oscillates at a frequency of 1.00 kHz. Find the valu
A skier of mass 70 kg is pulled up a slope by a motor driven cable. (a) How much work is required to pull him 60 m up a 30 degree slope (assumed frictionless) at a constant speed of 2.0 m/s? (b) Wha
A 2.1 x 10^3 kg car starts from rest at the top of a 5.0 m long driveway that is inclined at 20 degrees with the horizontal. If an average friction force of 4.0 x 10^3 N impedes the motion, find the
A monatomic ideal gas is compressed adiabatically from a pressure of 1.16 x 105 Pa and volume of 260 L to a volume of 32.0 L. (a) What is the new pressure of the gas? Answer in Pa
A 2 μF capacitor is initially uncharged and connected in series with a 6 kΩ resistor. A 16 V battery is then inserted in the circuit and the capacitor begins to charge. How much energy does
A bead of mass m= 5.00 kg is released from point A and slides on a frictionless track. Height at point A is 5.00 m, height at point B is 3.20 m, and height at point C is 2.00 m. Determine (a) the be
When the temperature of a "copper" penny (It is not really copper) is raised by 100 degrees C, its diameter increases by 0.18%. a). What is the coefficient of linear expansion?
Find the energy stored in the spring when the mass is stretched 6.00 cm from equilibrium after being released from rest.
The radius of a proton is 0.9e-15 m; assume that if the particles touch, the distance between their centers will be twice that. What will be the total kinetic energy of both particles an instant bef
At a certain instant, a particle-like object is acted on by a force F = (3.0 N) ihat - (3.0 N) jhat + (9.0 N) khat while the object's velocity is v = - (2.0 m/s) ihat + (4.0 m/s) khat. What is the i
a) If the mass is not attached to the spring, how far up the slope will the mass move before coming to rest? b) If the mass is attached to the spring, how far up the slope will the mass move before co
You need to send the rocket an instruction to tell how many bullets to fire. Success will bring you fame and glory, but failure of this $500,000,000 mission will ruin your career. How many bullets?
Two point charges are distance d = 59.3 cm apart, They have equal and opposite charge, each with magnitude Q = 8.62 µC. The negative charge is on the left, and the positive charge is on the ri
You stand on a spherical asteroid of uniform density whose mass is 2.51016 kg and whose radius is 11 km (11103 m).
A 30.9 cm long solenoid 1.17 cm in diameter is to produce a field of 0.405 T at its center. How much current should the solenoid carry if it has 1300 turns of the wire?
A parallel-plate capacitor is connected to a battery. What happens to the stored enery if the plate separation is doubled while the capacitor remains connected to the battery? (Choose one and explai
A 45.0 kg crate is pushed up a frictionless 20° incline with a constant horizontal force. The magnitude of the acceleration of the crate is 0.100 m/s2. What is the magnitude of the horizontal fo
Given one block has a mass of 100 kg and takes 6.2 seconds to reach the ground at a height of 1m, what the is mass of the other block attached to the pulley?
Consider a circuit consisting of two 1620-O resistors connected in series across a 61.8-V battery. (a) Find the voltage across one of the resistors.