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Write one application of each of the following:
(a) Right-Hand Thumb Rule
(b) Fleming’s Left-Hand Rule
(c) Fleming’s Right-Hand Rule
(a) The direction of the induced magnetic field from a current carrying conductor is given by The Right-hand thumb rule.
Application: The direction of the magnetic field inside the solenoid is determined by Right-hand thumb rule.
(b) The direction of magnetic force acting on a current wire placed in a magnetic field is given by Flemings left hands rule.
Application: The direction of movement of the coil/loop inside an electric motor is determined by Fleming's left-hand rule.
(c) Fleming' right-hand rule is used to find out the direction of the induced current within a conductor when the conductor is moving in a magnetic field.
Application: The direction of induced current within a electric generator is determined by Fleming's right hand rule.
Mr. Sharma used to park his car in the basement of his house. One day in the morning he noticed that his basement is full of knee-deep water and its walls were wet because of the hours-long rain at night. When he entered the basement, he experienced a major shock. His father seeing him from outside, rushed to the main switch and switched it off and thus saved his life.
(a) Why Mr. Sharma experienced the shock?
(b) What precautions should Mr. Sharma take to avoid such incidences in future?
(c) Which qualities were shown by Mr. Sharma’s father?