NEET (NTA)National Eligibility cum Entrance Test (Medical) Physics: Questions 906  908 of 2142
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Read the passage given below and answer the questions that follow:
A small particle of mass m/10 is moving horizontally at a height of 3R/2 from ground with velocity 10 m/s. A perfectly inelastic collision occurs at point P of sphere of mass m placed on smooth horizontal surface. The radius of sphere is R, (m = 10 kg and R = 0.1 m) (Assume all surfaces to be smooth).
Question number: 906 (1 of 3 Based on Passage) Show Passage
» Kinematics » Average Speed and Instantaneous Velocity
Question
small particle of mass m/10 is moving horizontally at a height of 3R/2 from ground with velocity 10 m/s. A perfectly inelastic collision occurs at point P of sphere of mass m placed on smooth horizontal surface. The radius of sphere is R, (m = 10 kg and R = 0.1 m) (Assume all surfaces to be smooth).
Speed of particle just after collision is
Choices
Choice (4)  Response  

a.  approx. 20.0 m/s 

b.  approx. 15.0 m/s 

c.  approx. 5.0m/s 

d.  approx. 10 m/s 

Question number: 907 (2 of 3 Based on Passage) Show Passage
» Kinematics » Average Speed and Instantaneous Velocity
Question
A small particle of mass m/10 is moving horizontally at a height of 3R/2 from ground with velocity 10 m/s. A perfectly inelastic collision occurs at point P of sphere of mass m placed on smooth horizontal surface. The radius of sphere is R, (m = 10 kg and R = 0.1 m) (Assume all surfaces to be smooth).
Speed of sphere just after collision is
Choices
Choice (4)  Response  

a.  35/43 m/s 

b.  30/43 m/s 

c.  27/43 m/s 

d.  40/43 m/s 

Question number: 908 (3 of 3 Based on Passage) Show Passage
» Kinematics » Average Speed and Instantaneous Velocity
Question
A small particle of mass m/10 is moving horizontally at a height of 3R/2 from ground with velocity 10 m/s. A perfectly inelastic collision occurs at point P of sphere of mass m placed on smooth horizontal surface. The radius of sphere is R, (m = 10 kg and R = 0.1 m) (Assume all surfaces to be smooth).
Angular speed of sphere just after collision is
Choices
Choice (4)  Response  

a.  2.5 rad/sec 

b.  3 rad/sec 

c.  Zero 

d.  2 rad/sec 
