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A block of ice of mass 0.8 kg and initial temperature T = 0 C is placed in a sealed insulated container full of Helium gas, initially at temperature 155 C and pressure of 1 atm. The volume of the Helium is 870 L, and is constant. Helium is a monatomic ideal gas.
What is the mass of the liquid water when the system comes to equilibrium? (In other words, how much ice melts?)
An outboard motor for a boat is rated at 36 hp h. If it can move a particular boat at a steady speed of 30 km/h , what is the total force resisting the motion of the boat
A 1460-kg submarine rises straight up towards the surface. Seawater exerts both an upward buoyant force of 16300 N on the submarine, as well as a downward resistive force of 1090 N. What is the submarine's acceleration?
A late night time talk show host drops a watermelon from the top of the studio. If the speed of the watermelon is 21 m/s when it hits the ground, how tall is the studio?
Blocks of 1.0, 2.0, and 3.0 kg are lined up on a frictionless table with a 12 N force applied to the leftmost block
Find out the moment of inertia of the wheel. Initially the wheel rotates with an angular speed , causing the block to rise with a linear speed = 0.33 .
142.3 cm and not more than 142.6 cm. What is the relative uncertainty of the measurement
The nucleus of an atom consists of protons and neutrons (no electrons). A nucleus of a carbon-12 isotope contains six protons and six neutrons.
An engine transfers 2.5 X 103 J of energy from a hot reservoir during a cycle and has an efficiency of 0.3. How much heat is transferred as exhaust to a cold reservoir
question1to measure static friction coefficient between a 4.34 kg block and a vertical wall the setup shown in drawing
A Marconi antenna, used by most AM radio stations, consists of the top half of a Hertz antenna, What is the height of the Marconi antennas for radio stations broadcasting at 519 kHz
A child goes down a playground slide with an acceleration of 1.30. Find out the coefficient of kinetic friction between the child and the slide if the slide is inclined at an angle of 34.0 below the horizontal.
A heart defibrillator passes 11.8 A through a patient's torso for 5.00 ms in an attempt to restore normal beating. What was the path's resistance
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