Sponsor Area
Minerals And Power Resources
Give two reasons to explain why the use of renewable power resources is on the rise.
i. They are infinite .
ii. They are non - pollutant.
Why is mica used in the electrical and electronic industry ?
Mica can withstand high voltage and has low power loss factor.
Why are synthetic fibers widely used for manufacturing a large variety of fabrics ?
Due to durability and washability.
i. Which sector is a major consumer of coal as a source of power ?
ii. Mention two problems faced by the coal mining industry.
i. Thermal Power stations.
ii. a. Collapse of the roof of the mines and flooding.
b. Occurrence of poisonous gasses and lack of Oxygen and light.
Sponsor Area
Mock Test Series
Mock Test Series