Week8_PHY_Final | Nursing School Essays
July 8, 2021/in Science Homework Help /by admin
QUESTION 1
If a car horn honking that is 450 m is heard 1.3 seconds after it goes off, what is the temperature in degrees Celsius?
A.
c. 56 °C
B.
b. 34 °C
C.
a. 25 °C
D.
d. 12 °C
12.5 points
QUESTION 2
A piece of gold with a mass of 5.50 kg and density of 19300 kg/m3 is suspended from a string and then totally immersed in a beaker of water. Using density of water is 1000 kg/m3
a) Determine the volume of the piece of gold.
b) Determine buoyant force on the gold when it is submersed.
12.5 points
QUESTION 5
4.50 moles of an ideal gas is at 560K. Is the gas undergoes an adiabatic compression and 3750 J of work is done on the gas, what is the final temperature of the gas?
A.
b. 572 K
B.
a. 627 K
C.
c. 2590 K
D.
d. 977 K
12.5 points
QUESTION 6
A gas is taken through the cycle illustrated here. During one cycle, how much work is done by an engine operating on this cycle?
A.
3PV
B.
4PV
C.
2PV
D.
PV
12.5 points
QUESTION 7
A CD with a diameter of 12.5 cm goes from rest to a tangential velocity of 5.6 m/s. If it does this in 2.5 seconds, what is its angular acceleration?
A.
16 rad/s2
B.
24 rad/s2
C.
18 rad/s2
D.
36 rad/s2
12.5 points
QUESTION 8
An object has a weight of 400 N when it is dry. When it is completely submerged in water is has a weight of 150 N. What is the density of the material is the density of water is 1000 kg/m3?
A.
c. 1200 kg/m3
B.
b. 4500 kg/m3
C.
a. 2300 kg/m3
D.
d. 1600 kg/m3
https://bestnursingtutor.com/wp-content/uploads/2019/12/logo1.png
0
0
admin
https://bestnursingtutor.com/wp-content/uploads/2019/12/logo1.png
admin2021-07-08 14:49:402024-04-25 19:10:05Week8_PHY_Final
© Copyright 2019 Nursing School Essays
