MCAT UHS Past Paper

Q: An oscillating body is at mean position at t = 0. At t = T/4 it will be at

(a) :  Extreme position
(b) :  Mean position
(c) :   Between extreme and mean position
(d) :   Beyond extreme position
Answer:  Extreme position
Explanation:  

Q: The joint that allows the movement in several directions is called:

(a) :  Hinge joint
(b) :  Ball and Socket joint
(c) :   Cartilagous joint
(d) :  Fibrous joint
Answer:  Ball and Socket joint
Explanation:  

Q: Which one of the following is a non-conservative force?

(a) :  Electric force
(b) :   Elastic spring force
(c) :   Gravitational force
(d) :  Frictional force
Answer:  Frictional force
Explanation:  

Q: Which one of the following noble gases is used for providing an inert atmosphere for welding?

(a) :  Helium
(b) :   Neon
(c) :  Argon
(d) :   Krypton
Answer:  Helium
Explanation:  

Q: Which one of the following is the effect of sympathetic nervous system?

(a) :  Constriction of bronchi
(b) :  Decrease in heart rate
(c) :   Promotes digestion or peristalsis
(d) :   Dilates the pupil
Answer:   Dilates the pupil
Explanation:  

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