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
2929 Views
See similar Physics A Level tutors
Related Physics A Level answers
All answers ▸
An electron and a proton are in any electric field E=5x10^2 V/m. What is their speed 1.0 cm after being released?
A car of mass m is travelling at a speed v around a circular track of radius r banked at an angle θ. (a) What is the centripetal acceleration of the car? (b) What is the normal force acting on the car? (c) If θ = 45°, r = 1 km what is the maximum speed?
Can you explain the Work-Energy principle and how you can apply it in a simple situation such as a box sliding down a rough slope?
A cricketer throws a ball vertically upwards so that the ball leaves his hands at a speed of 25 m/s. Calculate the maximum height reached by the ball, the time taken to reach max. height, and the speed of the ball when it is at 50% max. height.