Advertisements
Advertisements
प्रश्न
Name the physical quantity measured in terms of horse power.
Advertisements
उत्तर
Horse power, or H.P., is defined as "the ability of an agent to work 746 joules per second." Power is a physical quantity.
Relation: 1 H.P. = 746 W = 0.746 kw
संबंधित प्रश्न
(i) The conversion of part of the energy into an undesirable form is called ______________.
(ii) For a given height h, __________________ the length l of the inclined plane, lesser will be the effort required.
What name is given to the heat energy obtained from hot rocks inside the earth?
State two advantages of geothermal energy.
State the energy changes in the following case while in use:
a ceiling fan
How is the solar energy used to generate electricity in a solar power plant?
State two advantages of producing electricity from solar energy.
Obtain an expression for the potential energy of a body of mass m at a height h above the ground.
State the energy changes which take place when:
An air gun is loaded and then fired.
A body of mass m falls from a height h1 to a height h2, above the ground (h1 > h2). What is the loss of potential energy?
Obtain an expression for the kinetic energy of a body of mass m moving with a velocity v?
