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A perfect Carnot engine utilizes an ideal gas the source temperature is 500 K and sink temperature is 375 K. If the engine takes 600 kcal per cycle from the source, calculate
12
Sep
A perfect Carnot engine utilizes an ideal gas the source temperature is 500 K and sink temperature is 375 K. If the engine takes 600 kcal per cycle from the source, calculate A perfect Carnot engine utilizes an ideal gas the source temperature is 500 K and sink temperature is 375 K. If the engine [...]
A converging lens of focal length 6.25 cm is used as a magnifying glass. If the near point of the observer is 25 cm from the eye and the lens is held close to the eye, calculate:
08
Oct
A converging lens of focal length 6.25 cm is used as a magnifying glass. If the near point of the observer is 25 cm from the eye and the lens is held close to the eye, calculate: A converging lens of focal length 6.25 cm is used as a magnifying glass. If the near point [...]
The input resistance of a transistor is 1000 ohm. On changing, its base current by 10 muA, the collector current increases by 2 mA. If a load resistance of 5 kohm is used in the circuit, calculate
12
Sep
The input resistance of a transistor is 1000 ohm. On changing, its base current by 10 muA, the collector current increases by 2 mA. If a load resistance of 5 kohm is used in the circuit, calculate calculate its base current by 10 muA the collector current increases by 2 mA. If a load resistance [...]
Two moles of an ideal monatomic gas is taken through a cycle ABCA as shown in P-T diagram. During the process AB, pressure and temperature of the gas vary such that PT = constant. If T1 = 300 K, calculate
03
Sep
Two moles of an ideal monatomic gas is taken through a cycle ABCA as shown in P-T diagram. During the process AB, pressure and temperature of the gas vary such that PT = constant. If T1 = 300 K, calculate calculate pressure and temperature of the gas vary such that PT = constant. If T1 [...]