Which of the following option is incorrect about gases ?
All molecules move with same speed All molecules behave independently PV / RT = n All gases cannot be liquefied …
Science
Which one of the following is a prime number ?
A : 121 B : 221 C : 331 D : None Of These
Called is device which converts chemical energy into electrical energy ?
A : motor B: moving-coil meter C : generator D : battery
……………..Is Water of density ?
A 1.5 g/cm3 B. 2 g/cm3 C 1 g/cm3 D None of these
Vitamin D results in Severe deficiency of__________
A. rickets B. night blindness C. None of these D scurvy
Which of the following commend will not cut information?
A) Clicking the Cut button on the standard B) Pressing Ctrl+X C) Clicking the Cut button on the standard D …