Related Questions

A steam carraying pipeline is insulated with two layers of insulating materials with the inferior insulation material forming the inner part. If the two insulating layers are interchanged, the heat conducted will
A Increase
B Decrease
C Remain unaffected
D May increase or decrease; depends on the thickness of each layer
An insulating refractory brick should have high porosity and low thermal conductivity. Which of the following is not used for inducing porosity in the insulating refractory bricks during its manufacture?
A Cork
B Saw dust
C Sand
D Chemically prepared foam
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?
A O is the shortest of the group.
B N is the second tallest of the group.
C L is the tallest of the group.
D Q is the third oldest of the group.
There are five statements given below: i. karim earns more than Rahim but less than Raihan ii. Tarique earns more than Farid iii. Rahim earns more than Rariq iv. Raihan and Rarique earn equal amounts v. Farid earns the least amount which of the above statements prove that Tarique earns more money than Rafiq?
A I, II and III
B II, III and IV
C III, IV and V
D I, III and IV
there is →ano point in losing hope →bor be worried what →chas to happen will happen →dno Error
A a
B b
C c
D d
Insurance refers to protection against an event that _________ happen whereas Assurance refers to protection against an event that _________ happen.
A May, may not
B Might, will
C Must, need not
D Will, will not
For given applied voltage, with the increase in frequency of the applied voltage
A eddy current loss will decrease
B eddy current loss will increase
C eddy current loss will remain unchanged
D none of the above
Which of the following capacitors will have the least value of breakdown voltage ?
A Mica
B Paper
C Ceramic
D Electrolytic
The breakdown voltage of a cable depends on
A Presence of moisture
B Working temperature
C Time of application of the voltage
D All of the above
The breakdown voltage for paper capacitors is usually
A 20 to 60 volts
B 200 to 1600 volts
C 2000 to 3000 volts
D more than 10000 volts

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