Perpendicular distance of the point (3, 4, 5) from the y-axis, is [MP PET 1994, Pb. CET 2002]
√34
√41
4
5
Required distance =√32+52=√34.
The integrating factor of the differential equation dydx=y tan x−y2 sec x is
[MP PET 1995; Pb. CET 2002]
The total energy of a particle executing S.H.M. is proportional to
[CPMT 1974, 78; EAMCET 1994; RPET 1999;
MP PMT 2001; Pb. PMT 2002; MH CET 2002]
The equation of straight line passing through the point(a, b, c) and parallel to z- axis, is [MP PET 1995; Pb. CET 2000]