Model Paper

• mémoire
• mémoire - matière potentielle : capacity of 1.44 mb
• mémoire - matière potentielle : devices
• mémoire - matière potentielle : device
• expression écrite

Model Paper (BSNL COMPETITIVE EXAM FOR TTA) PAPER-II S NO QUESTION&ANSWER ANSWER 1 What is the terminal Voltage of our Exchange battery? 2 What is meant by VRLA batteries? Ans: Valve Regulated Lead Acid battery. 3 How cells are connected in exchange battery set? 4 Why batteries are required for telephone exchanges? Ans: Stand by DC supply source for exge working 5 What is Test Discharge? Ans: It is discharging a battery set with an artificial load at 10 hrs rate.

• master oscillator
• mechanical energy into electrical energy
• strowger exchange
• 13.9 khz
• signal frequency of chl
• output devices
• battery
• main memory
• computer