MEDICO EXPERT TEST SERIES 2023
Medico Expert Online Test Series is an online platform designed for students preparing for medical and dental college admission tests (MDCAT) in Pakistan. The platform offers a comprehensive test preparation program with a wide range of resources, including practice tests, mock exams, and study materials covering all key topics and concepts tested in the MDCAT exam.
The test series is completely free of cost and accessible to all, making it an excellent resource for students from all backgrounds and financial situations. The platform offers a realistic test environment, modeled on the actual MDCAT exam, giving students an authentic test-taking experience and helping them to prepare more effectively.
Overall, the Medico Expert Online Test Series is an excellent resource for students seeking to prepare for the MDCAT exam and gain admission to medical and dental colleges in Pakistan. The platform offers comprehensive test preparation resources, is completely free, and is accessible to all students, making it a valuable tool for students from all backgrounds and financial situations.
- How is angular displacement calculated?
a) By dividing the total angle covered by the time taken
b) By subtracting the final angle from the initial angle
c) By adding the final angle to the initial angle
d) By multiplying the final angle by the initial angle
2. If an object rotates through 3π/4 radians, what is its angular displacement?
a) π/4 radians b) 3π/4 radians c) 5π/4 radians d) 7π/4 radians
3. What is the difference between angular displacement and linear displacement?
a) They are the same thing
b) Angular displacement is the change in angle covered by an object, while linear displacement is the change in position of an object along a straight line.
c) Angular displacement is the change in position of an object along a straight line, while linear displacement is the change in angle covered by an object.
d) None of the above
4. If a wheel with a radius of 0.5 meters rotates at an angular velocity of 10 radians per second, what is its linear velocity?
a) 0.5 m/s b) 5 m/s c) 10 m/s d) 20 m/s
5. What is the SI unit of linear velocity?
a) Meters per second (m/s) b) Radians per second (rad/s) c) Newtons per meter (N/m) d) Kilograms (kg)
6. What is the relationship between angular velocity and linear velocity?
a) They are the same thing
b) Angular velocity is equal to linear velocity multiplied by the radius of rotation
c) Linear velocity is equal to angular velocity multiplied by the radius of rotation
d) None of the above
7. What is angular velocity?
a) The rate of change of angular displacement
b) The rate of change of linear displacement
c) The rate of change of angular acceleration
d) The rate of change of linear acceleration
8. What is the relationship between centripetal force and velocity of the object?
a) Centripetal force is directly proportional to the velocity of the object
b) Centripetal force is inversely proportional to the velocity of the object
c) There is no relationship between centripetal force and velocity of the object
d) Centripetal force is equal to the velocity of the object
9. What is the relationship between centripetal force and mass of the object?
a) Centripetal force is directly proportional to the mass of the object
b) Centripetal force is inversely proportional to the mass of the object
c) There is no relationship between centripetal force and mass of the object
d) Centripetal force is equal to the mass of the object
10. What happens to the centripetal force required for an object to move in a circular path if the speed of the object is doubled?
a) It doubles
b) It becomes half
c) It becomes one-fourth
d) It becomes four times
11. What is the direction of centripetal force?
a) Tangential to the circular path
b) Radial, towards the center of the circular path
c) Opposite to the direction of motion
d) None of the above
12. What happens to the centripetal force required for an object to move in a circular path if the radius of the circle is doubled?
a) It doubles
b) It becomes half
c) It becomes one-fourth
d) It becomes four times
13. What is centripetal force?
a) The force that causes an object to move in a straight line
b) The force that causes an object to move in a circular path
c) The force that opposes the motion of an object
d) The force that changes the direction of an object
14. What is the maximum speed at which a car of mass 500 kg can safely take a turn of radius 100 meters on a frictionless road?
a) 10 m/s
b) 20 m/s
c) 30 m/s
d) 40 m/s
15. What is the SI unit of centripetal force?
a) Newtons (N)
b) Joules (J)
c) Watts (W)
d) Volts (V)
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