Past Papers of MDCAT ECAT Physics, Motion and Force Test 7

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What is the slope of a straight-line graph of position vs. time? (NMDCAT 2021)

A) Distance

B) Displacement

C) Velocity

D) Acceleration

Question 2: The coefficient of resistance for a perfectly elastic collision is (NMDCAT 2021)

A) 1

B) 0

C) ∞

D) -1

Question 3: What is the accelerating force on the Diwali rocket if it ejects 0.05 kg of gases per second at a velocity of 400 m/s? (NMDCAT 2021)

A) 1000 N

B) 20 dynes

C) 20 N

D) 22 dynes

Question 4: If mass is 2 kg and velocity is 35 m/s, then momentum is (NMDCAT 2021)

A) 105 kg m/s

B) 90 kg m/s

C) 17.5 kg m/s

D) 70 kg m/s

Question 5: If Velocity time graph shape is parallel to Y-axis the acceleration (NMDCAT 2021)

A) Maximum

B) 0

C) Infinity

D) Minimum

Which of the following is the correct definition of variable velocity? (UHS 2022)

A) Unequal distances are covered in equal intervals of time

B) Equal displacements are made in unequal intervals of time

C) Unequal displacements are made in equal intervals of time

D) Equal Distances are covered in Equal intervals of time

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