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In a spark ignition engine with compression ratio of 10, the lowest temperature is 200C and the lowest pressure is 200kpa. The work output is 1000kJ/kg.
What is the maximum temperature?
What is the (air-standard) thermal effiency?
What is the Carnot effiency?
What is the Mean Effective Pressure?
Find out the magnitude of the force exerted by the right pillar while a 90.0 diver stands at the far end of the board.
A gun is fired vertically into a 2.00 kg block of wood at rest straight above it. If the bullet has a mass of 21.0 g and a speed of 198 m/s, how high would the block rise into the air after the bullet becomes embedded in it.
A positive image distance means that image is formed on the side of the lens from which the light emerges.
A satellite moves in a circular orbit around the Earth at a speed of 4420 m/s. Determine the period of the satellite's orbit
A 225-m length of wire stretches between two towers and carries a 180-A current. Determine the magnitude of the force on the wire due to the Earth's magnetic field
A 990-kg sports car collides into the rear end of a 2100-kg SUV stopped at a red light. The bumpers lock, the brakes are locked, What was the speed sports car at impact
A shopper walks from the door of the mall to her car 250m down the line of cars, and then turns 90 degrees to the right and walks an additional 60 meters. What is the magnitude of the displacement of her car from mall door.
The electric field lines on the left have twice the separation of those on the right. If the magnitude of field at point-A is 60 V/m, what is the magnitude of the field at point-B.
An ideal gas is in contact with a heat reservoir to that it remains at a constant temperature of 300.0 K. How much heat flows between the gas and the heat reservoir
A person's prescription for her new bifocal glasses calls for a refractive power of -0.461 diopters in the distance-vision part, and a power of +1.83 diopters in the close-vision part. Find the near and far points of this person's uncorrected visi..
drop a rock into a well. You hear the splash 2.40 s after you release the rock from rest. The speed of sound in air at the ambient temperature is 336 m/s. How far below the top of the well is the surface of the water?
A 1.0 mW HeNe laser with wavelenght 633 nm is shown on a metal. The photocurrent is reduced to zero with stopping potential of 0.50 volts, What is the work function of the metal and what is the cutoff wavelength
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