0.67ms-1
0.83ms-1
1.50ms-1
2.00ms-1
Correct answer is A
a = v−uΔt
a = 20−1020−5
a = 0.67ms-1
2.6N
6.0N
12.0N
18.0N
Correct answer is C
(13)2 = 52 + (F2)2
F2 = 12N
Which of the following is a set of vectors?
force, mass and moment
acceleration, velocity and moment
mass, weight and density
mass, volume and density
Correct answer is B
No explanation has been provided for this answer.
The photocell works on the principle of the
voltaic cell
emision of electrons by incident radiation
emision of protons by incident electrons
photographic plate
Correct answer is B
No explanation has been provided for this answer.