The fermentation of starch to give alcohol occurs mainly with the help of [CPMT 1971; MH CET 1999; RPMT 2000]
O2
Air
CO2
Enzymes
Which of the following molecule is paramagnetic
[CPMT 1980; RPET 1999;MP PMT 1999; RPMT 2000]
The kinetic energy and potential energy of a particle executing simple harmonic motion will be equal, when displacement (amplitude = a) is
[MP PMT 1987; CPMT 1990; DPMT 1996;
MH CET 1997, 99; AFMC 1999; CPMT 2000]