Examlex
A heating element having a resistance (at its operating temperature)of 148 Ω is connected to a battery having an emf of 523 V and unknown internal resistance.It is found that thermal energy is being generated in the resistance of the heating element at a rate of 66.0 W.What is the rate at which thermal energy is being generated in the internal resistance of the battery?
Biodiversity
Of a region, the genetic variation within species, variety of species, and variety of ecosystems.
Conservationists
Individuals or groups who advocate for the protection and preservation of natural environments and wildlife.
Wind Erosion
The process by which the wind moves soil, sand, or rock particles, leading to the shaping of the land or the removal of soil.
Q17: A flat coil is in a uniform
Q18: A region of space contains a uniform
Q55: The lowest tone to resonate in pipe
Q59: An air-track cart is attached to a
Q67: A conducting rod whose length is
Q95: If it takes 50 J of energy
Q106: An electron is moving to the right,as
Q114: In the circuit shown in the figure,R<sub>1</sub>
Q150: The resistance of a 100-cm wire
Q196: When there is electric current through an