PHY1401 Final Exam Spring 2022
Student’s name:
Exercise 1:
A glass is dropped from a height of 1.00 m. The glass has a mass of 40.0 g. A force of
5.00N will break the glass. What is the minimum time over which the glass can come
to a stop without breaking?
, PHY1401 Final Exam Spring 2022
Student’s name:
Exercise 2:
A swing starts its motion with at an angle of 30.0°
relative to the vertical. The swing ropes have a
length of 4.00 m. the mass of the chair is 0.05kg
A kid of 20kg set immediately at the lower point
and go with the swing after collision
a) What is the potential energy of the swing at
the start?
b) What is the maximum velocity reached by
the wing at the lower point?
c) What is the speed of the swing after
collision?
d) What is the maximum height reached by the
boy and the swing?
Student’s name:
Exercise 1:
A glass is dropped from a height of 1.00 m. The glass has a mass of 40.0 g. A force of
5.00N will break the glass. What is the minimum time over which the glass can come
to a stop without breaking?
, PHY1401 Final Exam Spring 2022
Student’s name:
Exercise 2:
A swing starts its motion with at an angle of 30.0°
relative to the vertical. The swing ropes have a
length of 4.00 m. the mass of the chair is 0.05kg
A kid of 20kg set immediately at the lower point
and go with the swing after collision
a) What is the potential energy of the swing at
the start?
b) What is the maximum velocity reached by
the wing at the lower point?
c) What is the speed of the swing after
collision?
d) What is the maximum height reached by the
boy and the swing?
