A 50kg mass is suspended from one end of a wire of length 4m and diameter of 3mm whose other end is fixed .what will be the elongation of the wire ?.take the young modulus for the material of the wire to be 7×10^10Nm-²​

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors

What would be the result of an alpha particle coming into a magnetic field? a) the alpha particle will stop moving. b) the alpha particle will reverse its direction. c) the alpha particle will be deflected in a curve path. d) the alpha particle will continue to travel in a straight line.

The mantle is made up of which structural zones?