Answer:
Explanation:
we have given E(t)=120 sin(12t)
R=5 ohm
L=0.2 H
ω=12 ( from expression of E)
ohm



=5.021 ohm
so amplitude of current = 
Answer:
The correct option is;
To be able to switch between different heads quickly and easily
Explanation:
A screwdriver is a tool or device that has a grip handle which surrounds an extension shaft that has a forged tip that fits into the complementary groove on a screw head such that by turning the handle while the forged head of the screwdriver sits in a screw head, the screw is turned
A convertible screw driver is built with the capability to easily change the tip or other attributes of the screwdriver quickly.