Related Questions

Fourier's law of heat conduction is (where Q = Amount of heat flow through the body in unit time, A = Surface area of heat flow, taken at right angles to the direction of heat flow, dT = Temperature difference on the two faces of the body, dx = Thickness of the body, through which the heat flows, taken along the direction of heat flow and k = Thermal conductivity of the body)
A Carnot heat engine receives heat at 750 K and rejects the waste heat to the environment at 300 K. The net work output of the heat engine is used to drive a Carnot refrigerator, whose COP is 6.14. If the heat removal rate from the refrigerated space is 6.6 kW, determine the rate of heat supply to the heat engine?
Given below are two statements, one labelled as Assertion (A) and the other labelled as Reason (R). Read the statements and choose the correct answer:
Assertion (A): Austinian theory of law does not properly explain constitutional law, customary law and judicial precedents.
Reason (R): Constitutional law, customary law and judicial precedents do not share the same pedigree as statutory law.
Consider the following statements.
Assertion (A) Light coloured clothes are preferred in summer.
Reason (R) Light colours are poor absorbers of heat.
Select correct answer:
Consider the following statements.
Assertion (A): Light coloured clothes are preferred in summer.
Reason(R): Light colours are poor absorbers of heat.
Select correct answer:
Consider the following statements.
Assertion (A): Under GST, the ability to tax goods and services and raise revenue shifted from origin states (where the good or service is produced) to destination states (where it is consumed).
Reason (R): The new system posed a risk of revenue uncertainty for some states. Parliament went for constitutional amendment bills to make a law to provide for compensation to states for five years to avoid any revenue loss due to GST.
Read the following passage carefully and choose the most appropriate answer to the question out of the four alternatives.
True, It is the function of the army to maintain law and order in abnormal times. But in normal times there is another force that compels citizens to obey the laws and to act with due regard to the rights of others. The force also protects the lives and the properties of law abiding men. Laws are made to secure the personal safety of its subjects and to prevent murder and crimes of violence. They are made to secure the property of the citizens against theft and damage to protect the rights of communities and castes to carry out their customs and ceremonies, so long as they do not conflict with the rights of others. Now the good citizen, of his own free will obey these laws and he takes care that everything he does is done with due regard to the rights and well-being of others. But the bad citizen is only restrained from breaking these laws by fear of the consequence of his actions. And the necessary steps to compel the bad citizen to act as a good citizen are taken by this force. The supreme control of law and order in a State is in the hands of a Minister who is responsible to the State Assembly and acts through the Inspector General of Police.
"They are made to secure the property of citizens against theft and damage" means that the law:
Hard materials used for sound insulation are good absorbers.
Which of the following majorly determines the number of emitters in a TTL digital circuit?
Which of the following is used to improve the detection of weak beta-emitters?