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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#12, please answer that, thank you! Have a nice day!
Transcribed Image Text:Supplement
1.
What force is' needed to accelerate a child on a sled
-(total mass =
A grocery sack can withstand a maximum of 230 N
bete it rips. Will a bag holding 15 kg of groceries
. thất is lifted from the checkout counter at an
accèleration of7.0 m/s² hold?
7..
60.0 kg) at 1.25 m/s2?
2.
A niet force'of 265 N accelerates a bike and rider at
2.30 m/s?. What 'is the 'mass of the bike and´rider
together?
8.
A car of mass 2300 kg slows down at a rate of
3.0 m/s2 when approaching a stop sign. What is the
magnitude óf-the net force causing it to slow dowm?
3.
How much tension must a rope withstand if it is used
to accelerate a 960-kg car horizontally along a frictionless
surface at 1.20 m/s²?
9.
Joyce and Efua are skating. Joyee-pushes
Efua, whose mass is 40.0-kg, with a force of 5.0 N.
What is Efua's resulting acceleration?
4.
10. A 65-kg diver jumps off of a 10.0-m tower.
a. Find the diver's velocity when he hits the water
b. The dive comes to a stop 20 m below the
surface Find the net force exerted by the water.
Your new motorcycdle wéighs 2450 N.
What is its mass in kilograms?
et 5ojdo ns o pns orot
On the syurface of Mercury, the
11. gravitational acceleration is 0.38 times its value
You place a 7.50-kg television on a spring scale If
the scale reads 78.4 N, what is the acceleration due
to gravity at that location?
on Earth.
a. What would a 6.0-kg mass weigh on'Mercury?.
b. If the gravitational acceleratien on the surface-of
-- Pluto-is 0:08 times that of Meraury, what would
a 7.0-kg mass weigh on Pluto?
12., A 7.25-g bullet is fired from a gun. The
muzzle velocity of the bullet is 223 m/s.
Assume that the bullet accelerates at a
6.
What is the weight in pounds of a 100.0-N wooden
shipping case?
constant rate along the barrel of the gun
before it emerges with constant speed.
The barrel of the gun is 0.203 m long.
What average force does the bullet exert
on the gun?
5.
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