Bissoy.com
Doctors Medicines MCQs Q&A

Related Questions

A 100 VA, 120/12 V transformer is to be connected so as to form a step-up transformer. A Primary voltage of 120 V is applied to the transformer. What is the secondary voltage of the transformer?
If you feel dizzy, try to take a few deep breaths. If you rewrote this sentence beginning with You should try to, the next words should be ---
What is the ratio of chest compression to breaths in adult resuscitation?
Respiration which is abnormally shallow for two or three breaths followed by irregular period of apnea is termed as:
Match the following: (i) Half wave rectifier p) Transformer not required (ii) Full wave rectifier  q) Centre tap transformer required (iii) Full wave bridge rectifier r) Ordinary transformer required
Consider the following given statements about auto-transformers and choose the one which is/are correct. 1. Auto-transformers require less copper as compared to a conventional,2 winding transformer of the same capacity. 2. Auto-transformers provide isolation between the primary and secondary windings. 3. Auto- transformer has less leakage reactance as compared to the conventional, 2 winding transformer of the same capacity.
If the equivalent resistance and reactance of the transformer referred to the secondary of a single-phase transformer is 0.6 Ω and 0.8 Ω, respectively, the voltage drop in the transformer when supplying a current of 10 A at 0.8 pf lag is:
In the following question, sentences of a paragraph have been jumbled and labelled as A, B, C and D. You are required to rearrange the jumbled sentences of the paragraph and mark your response accordingly by selecting the correct option. A: Transformers can also be used for isolation, where the voltage in equals the voltage out, with separate coils not electrically bonded to one another. B: Transformers are most commonly used for increasing low AC voltages at high current (a step-up transformer) or decreasing high AC voltages at low current (a step-down transformer) in electric power applications. C: It was discovered in 1831. D: A transformer is a passive electrical device that transfers electrical energy from one electrical circuit to another.
While comparing potential transformer to an auto transformer, a potential transformer transfers power ________
A 100/10, 50 VA double winding transformer is converted to 100/110 V auto transformer. tWhat will be the rating of auto transformer?