- Heat and Thermodynamics
- Mechanics part 1
- Modern Physics
990 - Questions Answers
A GENERAL MESSAGE
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A meter stick held vertically with one end on the floor and is allowed to fall. The speed of the other end when it hits the floor assuming that the end at the floor does not slip is ?
sir iit jee k ek question me sHM me spring pe ek point amplitude puchha he lekin amplitude ka mtlb mean position se extrem ki bich ki distance or mean position vo jha net force 0 ho lekin us point pr to hmesha hi net force zero he.
(Irodov). A particle moves along the x axis according to the law x
= a cos wt. Find the distance that the particle covers during the
time interval from t = 0 to t.
the Q factor of a sonometer wire is 2 x 10³ . on plucking it makes 240 vibrations per second. calculate the time in which amplitude decrease to half the initial value.
a car from rest and moves with constant acceleration.the ratio of distance covered by the car in nth second to that covered in n seconds is
MAXIMUM VELOCITY IN SHM IS Vm. FIND AVERAGE VELOCITY OF MOTION FROM ONE EXTREME TO ANOTHER....
The gravitational field in a region is given by :
E= 5 N/ kg i 12 N/ kg J
If the potential at the origin is taken to be zero,
then the ratio of the potential at the points (12m, 0) and (0, 5m) is ??
TWO BALLS OF MASSES M EACH ARE MOVING AT RIGHT ANGLE TO EACH OTHER WITH VELOCITIES 6m/s AND 8m/s RESPECTIVELY. IF COLLISION IS PERFECTLY INELASTIC THEN WHAT IS THE VELOCITY OF COMBINED MASS