gate architecture question bank 8

Q-36. The formula to calculate paasche price index ( o is the base year and n is the given year )  

a) P = ΣPnqn/Σpoqn                   b) P = ΣPoqo/Σpnqn  

c)  P = ΣPnqo/Σpoqo                  d) P = ΣPnqn/Σpoqo    

ANSWER -   a) P = ΣPnqn/Σpoqn   

Q-37. Economic growth from current year ( c ) to previous year ( p ) is given by     

a) [(GDPc - GDPp)/GDPp]*100

b)  [(GDPc - GDPp)*GDPp]*100

c) GNPc - (GDPp*100)

d)  [GDPp - GDPc]*100

ANSWER - a) [(GDPc - GDPp)/GDPp]*100

Q-38. Which of the following systems is used for typical residential 1 -hour firewall ?

a) two layers of 1/4" drywall

b)  one layers of 1/2" drywall

c)  one layers of 5/8" drywall

d)  two layers of 5/8" drywall

ANSWER - c)  one layers of 5/8" drywall

Q-39.What is the proportional relationship between conductor length and conductor size ? 

a) resistance

b) impedance 

c) capacitance

d) attenuation 

ANSWER - a) resistance

Q-40. Energy  is transformed from Sun to Earth mainly by ......

a) molecular collisions  

b) density currents 

c) electromagnetic waves 

d) red shifts 

ANSWER - c) electromagnetic waves