H.T
This page lists questions and answers that were posted by visitors named H.T.
Questions
The following questions were asked by visitors named H.T.
A 1200kg car going 25m/s is brought to a stop using its brakes. Assuming that a total of approximately 20kg of iron in the brakes and wheels absorbs the heat produced by friction. What was the car’s original kinetic energy and after the car has stopped, w...
14 years ago
Hypothetically, if you were standing on the balcony of an apartment on the 10th level of building and you throw a ball at 30° above the horizontal away from the building at 4.5m/s, how far from the building would the ball land?. The height from which the...
14 years ago
Which could potentially cause you the greater injury: being tackled by a lightweight, fast moving rugby league player or being tackled by a player with double the mass but moving at half the speed? Explain your answer
14 years ago
If you have a pair of vernier callipers which have divisions of 0.05mm what would the absolute error be?
14 years ago
If you had a more accurate ruler with divisions of 1mm (a standard ruler you would find) what would the absolute error be? (In cm)
14 years ago
Answers
The following answers were posted by visitors named H.T.