PHY 101 PRACTICE TEST
PHY 101 Practice Test
Test your understanding of fundamental physics concepts with our PHY 101 Practice Test. This quiz covers a range of topics including momentum, energy, projectile motion, and more!
Engage yourself with:
- 13 multiple-choice questions
- Real-world applications
- Instant feedback on your answers
In an perfectly inelastic collision
Heat is gained
Energy is lost
Energy is gained
Power is lost
With increase in temperature, heat will :
Increase
Decrease
Remain constant
Double up
The amount of heat required to raise temperature of a substance by 1°C is called
Work capacity
Specific heat capacity
Heat capacity
None of the above
Linear momentum is always conserved when the rate of change of momentum is
One
Zero
Equal to the force of the body
Doubled
Projectile motion is an example of motion in how many dimensions
One
Two
Three
Four
Acceleration due to gravity increases with
Latitude
Longitude
Magnitude
Altitude
The scalar product of any two perpendicular vectors is
Zero
One
Half the vector with greater magnitude
Double the vector with greater magnitude
The acceleration due to gravity varies at different locations mainly due to
Radius
Mass
Weight
Rotation
2500N was applied to the brakes of a vehicle of mass 300kg moving at a speed of 30m/s. After how many minutes does the vehicle come to a speed of 5m/s? (g = 10m/s2)
3
0.05
-3
-0.05
Ball A of mass 250g was kicked with a force 375N in a particular direction. Ball B of mass 300g was kicked in the opposite direction with a force 600N. If balls A and B impacted with velocities 60m/s and 85m/s respectively in a perfectly inelastic collision, which of the following statements will be true?
Ball A will move at a greater velocity than Ball B
Ball B will move at a greater velocity than Ball A
Both Ball A and Ball B will move off at the same velocity
The velocities of Ball A and Ball B will become zero
A 3000kg truck travelling at 10.0m/s collides with a 1700kg car travelling at 25m/s in the opposite direction. If they stick together after the collision, how fast and in what direction will they be moving?
8.1m/s in the direction of the truck’s motion
12.3m/s in the direction of the car’s motion
8.1m/s in the direction of the car’s motion
12.3m/s in the direction of the truck’s motion
A car initially at rest accelerates in a straight line at 3 m/s². What will be its speed after 2 seconds?
0 m/s
5 m/s
3 m/s
6 m/s
In the absence of air resistance, the magnitude of the vertical component of a projectile's acceleration
Is constant until the projectile hits the ground.
Always decreases with time until the projectile hits the ground
Always increases with time until the projectile hits the ground.
. Is equal to the magnitude of the horizontal component of the projectile's acceleration.
An airplane flying east at an airspeed of 200 km/h has a headwind blowing from the east at 50 km/h. How far will the plane fly relative to the ground in two hours?
500.00km
600.00km
300.00km
206.16km
______ are examples of vector quantities
Acceleration and time
Velocity and acceleration
Volume and velocity
Time and mass
Momentum is the product of mass and velocity
True
False
A. A body with zero velocity cannot have any potential energy.
True
False
. A swinging pendulum has maximum potential energy at the bottom (middle) of its arc.
True
False
Angular momentum is the product of acceleration and time
True
False
The unit of density is Nm-4s2
True
False
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