Things To Note: Physics Flashcards
1
Q
what is the equation linking potential difference and energy
A
energy = p.d * charge
2
Q
what are the units for intensity?
A
W m^-3
3
Q
name 3 things which impact resistance of a wire? which of these decreases current, when increased?
A
length, area of wire, temperature; area of wire is increased
4
Q
what are the units for gravitational constant?
A
N kg–1
