Physics A boy is swinging a ball attached to a string in a horizontal circle. If the string snaps The ball will travel towards the center of the circle and fall down It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these It will fall down at the same place where the string breaks The ball will travel towards the center of the circle and fall down It will continue to travel along a tangent to the circle at the point the ball was at the time of snapping and finally fall down None of these It will fall down at the same place where the string breaks ANSWER DOWNLOAD EXAMIANS APP
Physics To prevent damage from lightning, lightning conductors are used on tall structures. The lightning conductor Should be made of a good conductor but can be of any shape Should be in the form of a vertical rod Should be made of a good conductor like copper with sharp-pointed edges Can be of any shape Should be made of a good conductor but can be of any shape Should be in the form of a vertical rod Should be made of a good conductor like copper with sharp-pointed edges Can be of any shape ANSWER DOWNLOAD EXAMIANS APP
Physics What is the other name of Galileo's law of falling bodies? Newton's first law Law of motion Newton's third law Newton's second law Newton's first law Law of motion Newton's third law Newton's second law ANSWER DOWNLOAD EXAMIANS APP
Physics In very cold countries alcohol is used as a thermometric liquid because Its freezing point is very low It will not stick to the glass tube Alcohol can be coloured for its level to be seen easily Alcohol is a poor conductor of heat Its freezing point is very low It will not stick to the glass tube Alcohol can be coloured for its level to be seen easily Alcohol is a poor conductor of heat ANSWER DOWNLOAD EXAMIANS APP
Physics Which conservation principle is applicable in the case of the motion of a rocket? Conservation of charge Conservation of momentum Conservation of mass Conservation of energy Conservation of charge Conservation of momentum Conservation of mass Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Converts electrical energy into mechanical energy Creates mechanical energy Converts mechanical energy into electrical energy Creates electrical energy Converts electrical energy into mechanical energy Creates mechanical energy Converts mechanical energy into electrical energy Creates electrical energy ANSWER DOWNLOAD EXAMIANS APP