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PS 103 Physics FInal questions and answers verified 2024 $13.49   Add to cart

Exam (elaborations)

PS 103 Physics FInal questions and answers verified 2024

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  • PS 103

PS 103 Physics FInal questions and answers verified 2024

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  • November 4, 2024
  • 2
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • PS 103
  • PS 103
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LEWISSHAWN55
PS 103 Physics FInal
Mass differs from weight in that - correct answer ✔weight is a force and
mass is not


In an elastic collision where no external forces are acting on the system -
correct answer ✔both momentum and kinetic energy are conserved


Which one of the following is FALSE for an object moving on a circular oath
with constant speed?
-its angular velocity is constant
-it has centripetal acceleration
-its tangential acceleration
-its angular acceleration = radius * centripetal acceleration - correct answer
✔-its angular acceleration = radius * centripetal acceleration


When the distance between 2 stars decreases by half, the gravitational force
between them - correct answer ✔increases to four times as much


The three basic quantities in the study of mechanics are - correct answer
✔length, mass, and time


A ball is thrown straight upwards at 20 m/s from a height of 10m above ground
level. Which is true? - correct answer ✔For an instant it is not moving at all at
the highest point but it is accelerating


A mouse runs along a straight narrow tunnel. If its velocity- time curve is a
straight line parallel to the time axis, then the acceleration is
-zero

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