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Biomechanics & Sports (Unit-8) (12th Physical Education)


Multiple Choice Questions

Q1. The application of mechanical laws to living structure especially, locomotors system of the human body is called as --------------.

(A) Biomechanics                                      (B) Physics
(C) Biology                                                 (D) Exercise Physiology

Q2. Choose the appropriate angle of throw to travel optimal distance in athletics.
(A) 300                                                                  (B) 450
(C) 550                                                       (D) 600

Q3. Match the following
(i) Flexion        (a) Bending of a specific joints/pulled closer/reduction of angle of joints
(ii) Extension   (b) The joint angle formed by bones is increased/opposite of flexion
(iii) Abduction            (c) Movement of limb away from the midline
(iv) Adduction            (d) Movement of limb towards midline
(A) (i) c, (ii) d, (iii) a, (iv) b                       (B) (i) b,  (ii) c, (iii) d, (iv) a
(C) (i) b, (ii) a, (iii) d, (iv) c                       (D) (i) a, (ii) b, (iii) c, (iv) d

Q4. Pulling the forearm towards the biceps is an example of which type of movement
(A) Extension                                            (B) Rotation
(C) Flexion                                                (D) Eversion

Q5. Both the arms straightened away from the body and brought in line with shoulders and parallel to the ground is an example of ---------
(A) Abduction                                          (B) Adduction
(C) Inversion                                             (D) Eversion  

Q6. Match the following
     Motion                               Function
(i) Elevation          (a) Pulling the shoulders towards ears or upward movement
(ii) Depression      (b) Pulling the shoulders downwards or downward movement
(iii) Inversion        (c) Turning the foot in or towards the midline of body
(iv) Eversion         (d) Turning the foot out or outside the midline of body
(A) (i) a, (ii) b, (iii) c, (iv) d                   (B) (i) c, (ii) d, (iii) a, (iv) b
(C) (i) b, (ii) a, (iii) d, (iv) c                    (D) (i) b,  (ii) c, (iii) d, (iv) a

Q7. Laws of motion are given by ----------
(A) Aristotle                                            (B) Newton
(C) Fosbury                                             (D) Jmes
Q8. Change in place or in a position of an object is known as
(A) Force                                                (B) Mass
(C) Motion                                             (D) Speed

Q9. “An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force” is
(A) Third law of motion                         (B) Second law of motion
(C) Law of Action Reaction                   (D) First law of motion

Q10. “When a body is acted on by a force, while at rest or in constant motion, the resultant change in speed –acceleration is directly proportional to the force applied and inversely proportional to the mass” is
(A) First law of motion                         (B) Second law of motion
(C) Third law of motion                       (D) Law of Inertia

Q11. “For every action, there is an equal and opposite reaction”  is
 (A) Third law of motion                   (B) Second law of motion
(C) First law of motion                       (D) Law of Acceleration

Q12. When a swimmer swims, he/she pushes the water backward (action) and the water pushes the swimmer forward (reaction) is an example of
(A) First law of motion                     (B) Third law of motion
(C) Second law of motion                 (D) Law of Inertia

Q13. The first law of motion can also be called as
(A) Law of Acceration                       (B) Law of Action Reaction
(C) Law of Inertia                            (D) Law of Motion

Q14. Law of Acceration can be used as synonym for the
(A) Frictional Force                          (B) Third law of motion
(C) First law of motion                     (D) Second law of motion

Q15. Third law of motion is also known as
(A) Law of Acceration                      (B) Law of Action Reaction
(C) Law of Inertia                             (D) Law of Motion

Q16. The force generated when one surface or object encounters while moving over another is known as
(A) Force                                           (B) Speed
(C) Friction                                       (D) Mass

Q17. Name the types of friction
(A) Static & Kinetic friction              (B) Limiting friction
(C) Both A and B                              (D) None

Q18. Which one is not the advantage of friction?
(A) Hinder the motion                      (B) Grasping an object
(C) Increase performance                   (D) Aid in stabilized motion

Q19. How friction is disadvantageous to sportsperson in certain situation
(A) Resist the Locomotion                (B) Heat Productions
(C) Slows down the speed                 (D) All of the above

Q20. Choose the incorrect method to reduce friction
(A) By Lubrication                            (B) Smoothening the playing surface
(C) Rough surface                           (D) Usage of Paint
Q21. What are the ways/methods to increase friction?
(A) Use different kinds of materials (B) By using powder
(C) Use of various equipments         (D) All of the above




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