Answers
>
Physics
>
A Level
>
Article
Determine a vector expression for the position of a particle whose velocity is (3t^2 - 8)i + 5j m/s.
r
(t) = [integral]
v
(t) dt
= (t^3 - 8t + C)
i
+ (5t + C)
j
m
MT
Answered by
Matteo T.
•
Physics tutor
2721 Views
See similar Physics A Level tutors
Related Physics A Level answers
All answers ▸
Explain the difference between the direction of the conventional current and the direction of electron flow.
A cannon can fire a cannonball at 20m/s. A sandpit is placed at a distance of 40m away. At what angle should the cannon be fired in order for the cannonball to land in the sand.
Derive an expression to show that for satellites in a circular orbit T^2 ∝ r^3 where T is the period of orbit and r is the radius of the orbit.
Calculate the kinetic energy of a proton moving at 95% of the speed of light. (c = 3x10^8 m/s, m_p = 1.67x10^-27 kg) [4 marks]