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Question 1: A heat engine absorbs 388 J of thermal energy and performs 19.1 J of work in each cycle. Find the efficiency of the engine.
Question 2: Find the thermal energy expelled in each cycle. Answer in units of J
q1. a pot with a steel bottom 9.00 thick rests on a hot stove. the area of the bottom of the pot is 0.200. the water
If a car is traveling at 75 m/s and then stops over 650 meters (while sliding), what is the coefficient of kinetic function between the tires of the car.
A Gaussian surface in the shape of a right circular cylinder with end caps has a radius of 13.7 cm and a length of 105 cm. During one end there is an inward magnetic flux of 19.2 μWb. At the other end there is a uniform magnetic field of 1.68 mT, nor..
A 10 g bullet moving 1000 m/s strikes and passes through a 2.0-kg block initially at rest, as shown. The bullet emerges from the block with a speed of 400 m/s. How much energy was lost in the collision
A wedge of mass m=36.1 kg is located on a plane that is inclined by an angle ?=21.3 degrees with respect to the horizontal. A force F=302.3 N in the horizontal direction pushes on the wedge. The coefficient of kinetic friction between the wedge and t..
In this lesson, we will take a look at the advertising and media industry, and how these industries shape notions of gender. We will learn about what we now call theconstruction of gender-the ways in which terms like sex, gender, masculinity, and fem..
A curved portion of a highway under construction has aradius of 520 m. The legal speed limit of this highway is 100 km/h. At what angle does this portion of the highway have to bebanked so that a car can safely travel at the speed limit when there ..
Assume instead the car hits a concrete abutment at full speed and is brought to a stop in 2.00 meter. Find the force exerted on the car
A suspension bridge is 60.0 m abovethe level base of a gorge. A stone is thrown or dropped from the bridge. At the location of the bridge, g has been measuredto be 9.83 m/s2.
How several 90-rm W, 120-rm V light bulbs can be connected to a 20-rm A, 120-rm V circuit without tripping the circuit breaker.
A horizontal mass-spring system is in SHM. The mass is 0.25kg, the spring constant is 12N/m, and the amplitude is 15cm, What is the maximum speed of the mass and where does it occur
There are four charges, each with a magnitude of 2.06 μC. Two are positive and two are negative. Calculate the magnitude of the net electrostatic force experienced by any charge
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