Related Questions

According to a survey of business firms in a certain city, 750 firms offer their employees health insurance , 640 offer dental insurance and 280 offer health insurance and dental insurance. How many firms offer their employees health insurance or dental
A 920
B 1,100
C 1,110
D 1,030
As the load is applied to a synchronous motor, the motor takes more armature current because
A The increased load has to take more current
B The rotor by shifting its phase backward causes motor to take more current
C The back e.m.f. decreases causing an increase in motor current
D The rotor strengthens the rotating field causing more motor current
For which types of D.C. motor, dynamic braking is generally used?
A Shunt motors
B Series motors
C Compound motors
D All of the above
What is the difference between (a) “I happily didn't refuse the offer, and (b) “I didn't refuse the offer happily?
A (a) I refused the offer. (b) I didn't refuse the offer.
B (a) I was unhappy that I had refused the offer. (b) I was unhappy that I didn't refuse the offer.
C (a) I was happy that I didn't refuse the offer. (b) I wasn't happy that I had refuse the offer.
D There is no difference in meaning between the two sentences.
A television producer sold 150 televisions in a special 6-day sale offer. During the sale offer, each day the company sold 6 more televisions than what was sold the day before. How many televisions were sold on the 6th day?
A 40
B 42
C 45
D 50
The person who makes the offer is called the _________ and the person who accepts the offer in an insurance contract is called the _________
A Offerer, Acceptor
B Insurer, Insured
C Proposer, Insured
D Proposer, Insurer
While current is shut down in the welding circuit, what kind of voltage exists between the output terminals of the welding machine?
A GTAW
B Open air cut voltage
C Kerf
D Gouging
Of the 120 households in an area, 55 have cars, 35 have motor bikes, and 20 have both cars and motor bikes. How many of the households in the area have neither cares nor motor bikes?
A 110
B 90
C 50
D 30
A motor pool has 300 vehicles of which 30% are trucks. 20% of all the vehicles in the motor pool are diesel, including 15 trucks. What percent of the motor pool is composed of vehicles that are neither trucks nor diesel?
A 165%
B 90%
C 65%
D 10%
By looking at which part of the motor, it can be easily confirmed that a particular motor is D.C. motor?
A Frame
B Shaft
C Commutator
D Stator

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