The specific gravity of coal depends mainly on its ______________ content?

Related Mcqs:

Hastelloy comprises of____________________?

A. Copper and tin B. Copper and nickel C. Molybdenum and nickel D. Lead and tin...

_______________ does not contain tin as an alloying material?

A. Brass B. Pewter C. Solder D. Babbitt metal...

Rotary driers are generally made of_______________?

A. Cast iron B. Mild steel C. High silicon iron (14% Si) D. Tin lined with refractory bricks...

Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (1/20th of ordinary metals) ?

A. Invar B. Constantan C. Chromel D. Alumel...

Acetylene gas holder is made of__________________?

A. Copper B. Cast iron C. Steel D. Monel metal...