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