A particle A having a charge of `2.0xx 10^(-6)` C and a mass of 100 g is placed at the bottom of a smoth inclined plane of inclination `30@` . Where should another particle B, having same charge and mass, be placed on the incline so that it may remain in equilibrium?

A particle A having charge of 2.0xx10^-6C and a mass of 100 g is fixed at the bottomk of a smooth inclined plane of inclination 30^@ . Where should another particle B having same charge and mass, be placed o the inclined plane so that B may remain in equilibrium?

(a) Two charged particles , each charge q , are joined by an insultating string of length L and system is kept on smooth surface. Find tension in the string. (b) A particle having charge Q_(0) is placed directly below and at separation d from the bob of simple pendulum at rest. The mass of the bob is m . What charge should be given to bob so that string becomes loose ? ( c) A particle A having charge q and mass m is placed at the bottom of a smooth inclined plane of inclination theta . Where should a block B , having same charge and mass , be placed on the incline so that it may remain in equilibrium ?

A block of mass 10kg is pushed up on a smooth incline plane of inclination 30^(@) , so that it has acceleration 2m//s^(2) . The applied force is

A particle of mass 0.2 kg has an intial speed of 5 ms^(-1) at the bottom of a rough inclined plane of inclination 30^(@) and vertical height 0.5 m . What is the speed of the particle as it reaches the top of the inclined plan ? (Take mu = 1//sqrt3 , g = 10 ms^(-2) ) .

Two particles A and B having charges 8.0 xx 10 ^(-6) C and -2.0 xx 10^(-6) C respectively are held fixed with a. separation of 20cm. Where should a third charged. particle be placed so that it dose not experience a net electric force?.

A particle is fired horizontally form an inclined plane of inclination 30^@ with horizontal with speed 50 ms^-1 . If g=10 ms^-2 , the range measured along the incline is

A body of mass 5 kg is moved up over 10 m along the line of greatest slope of a smooth inclined plane of inclination 30^@ with the horizontal. If g = 10 m//s^(2) , the work done will be

A particle having a charge of 2.0xx10^(-4) C is placed directly below and at a separtion of 10 cm from the bob of a simple pendulum at rest. The mass of the bob is 100g. What charge should the bob be given so that the string becomes loose?

A particle (P) is projected at an angle of 82^(@) from horizontal with a velocity 6sqrt2 m//s from the bottom of an inclined plane, having angle of inclination 37^(@) At the same instant, another particle: Q is released from a heighth on a smooth incline plane. If after some time both particles collide, then find the (a) value of time after which they collide, (b) the height h