Becomes four times the original value
Becomes half the original value
Becomes one fourth the original value
Remains same
Connects two wires to two positions
Enables the control of two circuits
Individual circuits can be controlled separately
All the above
no stable states
two stable states
one energy storage element
switches between two states automatically
Less than
less than 0.5
Greater than
None of the above
Cast iron
Cast steel
Mild steel
Nickel steel