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two insulated charged copper spheres a and b of identical size have charge q and -3q respectably when they are brought in contact with each other and
two insulated charge cu spheres a and b of identical size have charge qa and -3qa when they are brought in contact with each other and separatedwhat
a particle moving in a straight line with constant accelaration is having initial velocity of 10 ms after some time the velocity becomes 30 ms find
in the experiment under which of the following circumstances is the angular momentum l of the movable puck not conserved a the net torque
the project consists of a word processed typed report submitted by the project report due date late submissions are penalized 10 of the mark per day
in a uniform electric field the potential is 10v at the origin and 8v at each of the points 100010 and 001find the potential at the point
a loaded cart has a mass of 227kg if a 312n force acting at an angle of 30degree to the ground is applied how much work is done in moving the cart
neglecting friction what is the child3939s gravitational potential energy at the top of the swing what is the child3939s kinetic energy at
maximum 20 ma current can flow through a zener diodeif zener voltage 6v how much resistance will have to be applied in series with the zener diode
is motion of a ball on a smooth surface an example of uniform velocity is motion of a ball on a rough surface an example of variable velocity is a
a bird flies in the east direction with a speed of 5 ms -1 the wind is blowing towards north at a speed of 3 ms -1
8 system is shown in the figure assume that cylinder remain is contact with the two wedges find the speed of cylinder at the given
which one of the following engine has thr highest effeciency carnot engine or rankine engine or otto
a boy throws a ball of mass 20 kg vertically upwardsit raises to a maximum height of 100 mat what height will the kinetic energy be reduced to
a particle has initial velocity 5 ms due east and acceleration 2 ms2 due west find the distance traveled during 3rd second of the
a bird flies in the east direction with a speed of 5 ms-1 the wind is blowing towards north at a speed of 3 ms-1 determine the relative velocity
what is the static electricityhave you ever had your hair stand on end after rubbing a balloon on your hair before a birthday partyyou have probably
explain the transmission of heattransmission of heat movement of heat from the hotter item to the colder item can be brought about three ways by
explain the conservation of momentumin a collision energy is not all time conserved if not the collision is totally elastic all stored energy is
define the momentum and impulsemomentum p is a measure of a cars motion p m v where p is momentum in kg-ms m is mass in kilograms and v
what is powerpower is how fast work is done or energy is used example remember that cheeseburger 14 pound i lifted up one meter to do one
what is frictionwhen we think about friction there is one more place for energy to go - heat when you push a book across a table does the energy of