UP Board Class 10 Sources of Energy — practice questions
25 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice UP Board Class 10 Sources of Energy in the app →Which of the following is a renewable source of energy?Which is a fossil fuel?In a hydroelectric power plant, the energy conversion sequence is:Biogas is mainly composed of:Which is the principal source of energy on Earth?Solar cells convert solar energy directly into:A good fuel should NOT:A solar cooker uses a black painted box because black:The role of the glass sheet in a solar cooker is to:Why are reflectors used in a solar cooker?Which non-conventional energy source uses temperature difference between sea-surface water and deep ocean wateWind energy can be harnessed if the wind speed at the location is at least about:The chief environmental drawback of nuclear fission is:Charcoal is preferred over wood as a fuel because charcoal:Which of the following is NOT a non-conventional source?Slurry left over after biogas production is useful because:A typical single solar cell produces about how much voltage?Thermal power plants typically convert what percentage of the chemical energy of coal into electricity?Why is the use of solar energy not yet widespread despite zero fuel cost?Compared with a fossil-fuel plant of the same output, a hydroelectric plant has:Geothermal energy is harnessed by:Which is the ultimate source of energy in the wind?Nuclear fusion needs which condition that makes it hard to use on Earth?The biogas plant produces a fuel that can be:Wind farms require all of the following EXCEPT: