Phenol is less acidic than [IIT-JEE 1986; UPSEAT 2003; Orissa JEE 2004]
Acetic acid
p-nitrophenol
Both (a) and (b)
None of these
A.P.
G.P.
A light bulb is placed between two plane mirrors inclined at an angle of The number of images formed are
SCRA 1994; AIIMS 1997; RPMT 1999; AIEEE 2002;
Orissa JEE 2003; MP PMT 2004; MP PET 2004]
In a photoelectric experiment anode potential is plotted against plate current
(IIT-JEE-2004)