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A) 100J of heat energy are transferred to 20g of mercury. By how much does the temperature increase?
B) How much heat is needed to raise the temperature of 20g of water by the same amount?
a 1025 kg van stopped at a traffic light is hit directly in the rear by a 737 kg car traveling with a velocity of 2.30
a driver must change a tire that has a stuck lug nut. a torque of 288 inch-pounds is required to free the nut. how
A lantern with a 6v, 0.5W bulb uses a battery with emf 6v and internal resistance 3 ohms. How much Power is actually delivered to the bulb
a particle of charge 40.00 c travels along the negative x-axis with a speed of 100.00 ms. calculate the magnitude of
Two long parallel wires carry currents of 10 A in opposite directions. They are separated by 40 cm. What is the magnetic field in the plane of the wires at a pointthat is 20 cm from one wire and 60 cm from the other?
A pulsed proton beam is fireat a target each last 45.0ns and there 3.00 X 10^9 protons in each pulse, What is the average pressure on the beam spot during the pulse if the protons are absorbed by the target
discuss and compare the principles of the carnot cycle and the brayton cycle as two different thermodynamic cycles.
A particle whose mass is 2 kg moves in the xy plane with a constant speed of 3 m/s in the x-direction along the line y = 5. What is its angular momentum (in kg m2/s) relative to the origin
water flows through a horizontal pipe of cross-sectional area 10 sq. cm. at one section the cross-sectional area is
A probe from earth, with a mass of 10^6 kg, is in orbit aroun planet Pud in another solar system. find the acceleration due to gravity on the surface of the planet Pud
A 30cm string of linear density 7.0 g/m is stretched to a tension of 35N and fixed at both ends, What is the wave speed for the string
An object has a kinetic energy of 303 J and the momentum of magnitude 22.9 kg·m/s. Find the speed and the mass of the object.
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