Phy 101 Past Question and Answers
In this article we will be uploading the PHY 101 Past Question Paper and the possible solution, if the solutions are not yet complete please contact us on whatsapp.
QUESTION NUMBER 1
A motor boat requires 60KW to move at a constant velocity of 4.5m/s. How much resistive force does the water exert on the boat at that velocity?
A. 3.3 × 103
B. 13.3kN
C. 6.3 × 103
D. 15.3KN
ANSWER: B
QUESTION NUMBER 2
The planets describe ellipses about the sun as one focus. This is first law of
A. Tycho Brahe
B. Kepler
C. Gravitation
D. Isaac Netwon
ANSWER: B
QUESTION NUMBER 3
The thermodynamic process that agrees
with P2V2 = P1V1 is ………..
A. Adiabatic
B. Isothermal
C. Isochoric
D. Isobar
ANSWER: B
QUESTION NUMBER 4
If a force F = 1 + 2j + kN displaces a particle
from r1 =-1-2k to r2 = j+k, the work done is
A. 3iJ
B. 4J
C. 6ij
D. 6J
ANSWER: C
QUESTION NUMBER 5
A body of mass 2kg rest on a smooth horizontal table it is connected by a light string to a body of mass 10kg which hangs freely the string passing over a frictionless pulley. The value of the tension in the string is?
A. 60N
B. 65.4N
C. 32.5N
D. 33.5N
ANSWER: A
QUESTION NUMBER 6
A mango fruit fall from rest. Calculate its distance at 10Th seconds of its motion
A. 95m
B. 100m
C. 105m
D. 200m
ANSWER: C
QUESTION NUMBER 7
Calculate the rate at which water is being sprinkled by a gardener that has a sprinkler of 150 holes each 2.0mmin area if the velocity of spraying is 10m/s
A. 40m/S
B. 30m/s
C. 30.5m/s
D. 45m/s
ANSWER: A
QUESTION NUMBER 9
It took a certain volume of gas 4.9 seconds to diffuse though a hole. Under the same condition, it took equal volume of another gas, X 8.1 seconds to effuse through. The molecular weight of the unknown gas is? (p,
= 36)
A. 13.2g
B. 6.6g
C. 16.62g
D. 33.24g
ANSWER: C
QUESTION NUMBER 10
The speed of sound in air at a temperature of 370C is 449m/s, what will be the speed at 470C
A. 345.92
B. 456.18m/s
C. 478.22m/s
D. 365.97 m/s
ANSWER: B
QUESTION NUMBER 11
If an artificial satellite revolves round the earth in circular orbit, which quantity remains constants
A. Angular momentum
B. Linear velocity
C. Angular displacement
D. Velocity
ANSWER: A
