Renewable sources of energy - class-VIII
Description: renewable sources of energy | |
Number of Questions: 24 | |
Created by: Divya Kade | |
Tags: physics heat and energy types of energy energy production sources of energy solar equipment world energy needs towards green energy work and energy primary concept of force and energy biology environmental management energy : forms and sources |
In a wind mill the electric energy is converted into mechanical energy.
65% by volume is hydrogen gas in the biogas.
The gas obtained by the fermentation of biomass is :
Fill in the blank.
Select the renewable and non-renewable sources of energy from the following:
(a) Coal
(b) Wood
(c) Water
(d) Diesel
(e) Wind
(f) Oil
The source of renewable energy is :
Select the renewable and non-renewable sources of energy from the following:
(a) Coal
(b) Wood
(c) Water
(d) Diesel
(e) Wind
(f) Oil
In a thermoelectric station the energy Which changes into electric energy is :
Gobar gas is a:
Which of the following is released from biomass?
Which of the following is an indirect form of solar energy?
The device that uses solar energy in the form of heat is
Identify one of the uses of solar heater in the following.
The value of solar constant is then
The energy generated at the core of the sun is carried to surface by photons in about a million year because
A Carnot's engine working between 300 k and 500 k has working output of $1000 J$ per cycle.How much heat energy is supplied to the engine from the source in each cycle?
Solar energy provides _________.
Solar energy is mainly caused due to:
Density of the core of sun which is $10$ times that of gold or lead is about
Which of the following source of energy is not considered as the transformation of solar energy?
The installed capacity of wind energy in India is about:
The superheated steam is raised in geothermal plants by the heat of :
Find the false statement from the following statements given below :-