MTG NEET Physics
A Carnot engine takes 3 × 10^6 cal of heat from a reservoir at 627°C, and gives it to a sink at 27°C. The work done by the engine is
12
Sep
A Carnot engine takes 3 × 10^6 cal of heat from a reservoir at 627°C, and gives it to a sink at 27°C. The work done by the engine is A Carnot engine takes 3 × 10^6 cal of heat from a reservoir at 627°C and gives it to a sink at 27°C. The work [...]
A refrigerator is to maintain eatables kept inside at 9 degree Celsius. The coefficient of performance of the refrigerator if room temperature is 36 degree Celsius is
12
Sep
A refrigerator is to maintain eatables kept inside at 9 degree Celsius. The coefficient of performance of the refrigerator if room temperature is 36 degree Celsius is A refrigerator is to maintain eatables kept inside at 9 degree Celsius. The coefficient of performance of the refrigerator if room temperature is 36 degree Celsius is September [...]
A steam engine delivers 5.4 × 10^8 J of work per minute and services 3.6 × 10^9 J of heat per minute from its boiler. What Is the efficiency of the heat engine?
12
Sep
A steam engine delivers 5.4 × 10^8 J of work per minute and services 3.6 × 10^9 J of heat per minute from its boiler. What Is the efficiency of the heat engine? A steam engine delivers 5.4 × 10^8 J of work per minute and services 3.6 × 10^9 J of heat per minute [...]
A heat engine has an efficiency n. Temperatures of source and sink are each decreased by 100 K. The efficiency of the engine:
12
Sep
A heat engine has an efficiency n. Temperatures of source and sink are each decreased by 100 K. The efficiency of the engine: A heat engine has an efficiency n. Temperatures of source and sink are each decreased by 100 K. The efficiency of the engine: September 12, 2021 Category: Chapter 15 - Thermodynamics , [...]
The efficiency of Carnot engine is 50% and temperature of sink is 500 K. If temperature of source is kept constant and its efficiency raised to 60%, then the required temperature of sink will be
12
Sep
The efficiency of Carnot engine is 50% and temperature of sink is 500 K. If temperature of source is kept constant and its efficiency raised to 60%, then the required temperature of sink will be The efficiency of Carnot engine is 50% and temperature of sink is 500 K. If temperature of source is kept [...]
An ideal gas heat engine operates in Carnot cycle between 227°C and 127°C. It absorbs 6 kcal of heat at higher temperature. The amount of heat in kcal rejected to sink is
12
Sep
An ideal gas heat engine operates in Carnot cycle between 227°C and 127°C. It absorbs 6 kcal of heat at higher temperature. The amount of heat in kcal rejected to sink is An ideal gas heat engine operates in Carnot cycle between 227°C and 127°C. It absorbs 6 kcal of heat at higher temperature. The [...]
An engineer claims to have made an engine delivering 10 kW power with fuel consumption of 1gs^−1. The calorific value of fuel is 2 kcalg^−1. This claim of the engineer
12
Sep
An engineer claims to have made an engine delivering 10 kW power with fuel consumption of 1gs^−1. The calorific value of fuel is 2 kcalg^−1. This claim of the engineer An engineer claims to have made an engine delivering 10 kW power with fuel consumption of 1gs^−1. The calorific value of fuel is 2 kcalg^−1. [...]
The efficiency of a Carnot engine working between the temperature T1 and T2 is n. it will be also n if it works between temperatures
12
Sep
The efficiency of a Carnot engine working between the temperature T1 and T2 is n. it will be also n if it works between temperatures The efficiency of a Carnot engine working between the temperature T1 and T2 is n. it will be also n if it works between temperatures September 12, 2021 Category: Chapter [...]
A reversible engine converts one-sixth of the heat input into work. When the temperature of the sink is reduced by 62∘C, the efficiency of the engine is doubled. The temperatures of the source and sink are
12
Sep
A reversible engine converts one-sixth of the heat input into work. When the temperature of the sink is reduced by 62∘C, the efficiency of the engine is doubled. The temperatures of the source and sink are A reversible engine converts one-sixth of the heat input into work. When the temperature of the sink is reduced [...]
A Carnot’s engine operates with a source at 500 K and sink at 375 K. The engine consumes 600 kcal of heat in one cycle, the heat rejected to the sink per cycle is
12
Sep
A Carnot’s engine operates with a source at 500 K and sink at 375 K. The engine consumes 600 kcal of heat in one cycle, the heat rejected to the sink per cycle is A Carnot's engine operates with a source at 500 K and sink at 375 K. The engine consumes 600 kcal of [...]