How do Calculate UPs Battery Backup Time? pls help me.Manohar.manoharan1980@rediffmail.com

1 Answers  

---

Why we use 50Hz sine wave for AC?

7 Answers  

---

What is he use of embeded systems?

0 Answers  

---

WHEN A SIGNAL x(t) GIVEN TO DIFFERENTIATOR Gives y(n); when y(t) is multiplied by sinusoidal signal gives a positive sided sinusoidal signal, what is the laplace transform of x(t)& y(t)? y(n) ?

1 Answers  

---

what are advantages of pwm over simple supply?

2 Answers   BSNL,

---

What are LAPD and LAPDm?

2 Answers   Qualcomm,

---

. The IT giant Tirnop has recently crossed a head count of 150000 and earnings of $7 billion. As one of the forerunners in the technology front, Tirnop continues to lead the way in products and services in India. At Tirnop, all programmers are equal in every respect. They receive identical salaries ans also write code at the same rate. Suppose 12 such programmers take 12 minutes to write 12 lines of code in total. How long will it take 72 programmers to write 72 lines of code in total? a) 18 b) 72 c) 6 d) 12

2 Answers   TCS,

---

What is step up chopper?

0 Answers  

---

13. How many TRX are supported when we use one M2HA card in BTS? 14. Name the different types of power supply card in BTS and the output power of each card

0 Answers   NSN,

---

Define fan-in and fan-out?

0 Answers  

---

what is callibration?

1 Answers  

---

Explain why bjt is known as current controlled device and fet is known as voltage controlled device?

0 Answers  

---