Q: The ratio of output work per cycle to input energy per cycle is called :
(a) : Pressure
(b) : Efficiency
(c) : Internal energy
(d) : Entropy
(e) : None of the Above
Answer: Efficiency
Explanation:
Explanation:
Q: A magnifier gives an image which is :
(a) : Virtual,erect
(b) : Real,inverted
(c) : Real,erect
(d) : Virtual,inverted
(e) : None of the Above
Answer: Virtual,erect
Explanation:
Explanation:
Q: In AC circuit elements are :
(a) : R and L
(b) : Battery
(c) : R and C
(d) : R,L and C
(e) : None of the Above
Answer: Battery
Explanation:
Explanation:
Q: Which one of the following is not a base unit :
(a) : Watt
(b) : Candela
(c) : Kelvin
(d) : Ampere
(e) : None of the Above
Answer: Candela
Explanation:
Explanation: