Question
Dielectric strength is expressed in _______ per unit thickness of the insulating material.
The correct answer is
Volts
Volts per meter ( V/m ) Kilovolts per millimeter ( kV/mm ) Volts per mil ( V/mil ), where a mil is 1/1000th of an inch. Therefore, the unit that precedes "per unit thickness" in the expression is Volts.
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Important Questions from Classification of Materials
- Based on the crystalline grain and shape, quantum dots are :
- Carbon nano tubes (CNT) are _____ times stronger than steel.
- Which of the following fibres are obtained from plant leaf.
(i) Pina
(ii) Sisal
(iii) Kapok
(iv) Coir
Code : - Assertion (A) : While washing woollen garments kneading and squeezing method is used.
Reason (R) : Scaly structure of wool cause felting due to friction.
Code : - Assertion (A) : Terry Towel is the most absorbant fabric structure
Reason (R) : It is a cut pile hence more surface area to absorb water.
Code :
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