1. A pyramid has a square base of side x and height h. The volume V ofthe pyramid is given by the expression:x²hV =3If V is measured the relative uncertainty of V is 5% and 3%, what is the percentageuncertainty of x? Remember to include the % symbol with your answer.2-A rock is thrown to the top of a mountain of height h with an initial speed 42.0m /s and an angle 0 = 60.0 ° with the horizontal. The stone falls at point A, 5.50 safter launch. Determine (a) the height h of the mountain, (51.8) (b) the resultantspeed of the stone just before the impact on A and (27.4) (c) the maximumheight H reached above the ground. (67.34)H3- A race car driver travelling at 15 m/s accelerates at a constant value for 10s. She is now driving at a speed of 35 m/s . What was her acceleration? Giveyour answer in m/s² to one significant figure. (2 m/s?)

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1. A pyramid has a square base of side x and height h. The volume V of the pyramid is given by the expression: V 3 If V is measured the relative uncertainty of V is 5% and 3%, what is the percentage uncertainty of x? Remember to include the % symbol with your answer.

1. A pyramid has a square base of side x and height h. The volume V of the pyramid is given by the expression: V 3 If V is measured the relative uncertainty of V is 5% and 3%, what is the percentage uncertainty of x? Remember to include the % symbol with your answer.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

1. A pyramid has a square base of side x and height h. The volume V of
the pyramid is given by the expression:
x²h
V =
3
If V is measured the relative uncertainty of V is 5% and 3%, what is the percentage
uncertainty of x? Remember to include the % symbol with your answer.
2-A rock is thrown to the top of a mountain of height h with an initial speed 42.0
m /s and an angle 0 = 60.0 ° with the horizontal. The stone falls at point A, 5.50 s
after launch. Determine (a) the height h of the mountain, (51.8) (b) the resultant
speed of the stone just before the impact on A and (27.4) (c) the maximum
height H reached above the ground. (67.34)
H
3- A race car driver travelling at 15 m/s accelerates at a constant value for 10
s. She is now driving at a speed of 35 m/s . What was her acceleration? Give
your answer in m/s² to one significant figure. (2 m/s?)

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