Related Questions

পাত-দূরত্ব d এবং ধারকত্ব C. এমন একটি সমান্তরাল পাত ধারকের পাত দুটির মাঝখানে d/2 পুরুত্ববিশিষ্ট একটি ধাতব পাত স্থাপন করা হলো। নতুন ধারকত্ব কত হবে? (A metal plate of thickness d/2 is inserted between the plates of a parallel plate capacitor with plate separation d and capacitance C. What is the new capacitance?)
A C/d
B C/2
C 4Cd
D 2c
If white is called black, black is called red, red is called yellow, yellow is called green, green is called blue, blue is called violet and violet is called orange, what would be the colour of human blood?
A green
B black
C red
D yellow
The value of "A" varies in inverse proportion as the square of "B". If the value of "A" is equal to 40 , when "B" is equal to 12. What would be the value of "A" when "B" is equal to 24?
A 15
B 20
C 10
D 22
If the sum of x and its multiplicative inverse is 3 , then x3+1/x3=?
A 36
B 1
C 18
The inverse of f(x) =2x-1 is
A (x-1)/2
B (x+1)/2
C 2x-1
The keyword "inverse" is used in which of the following?
A Class
B Attribute
C Relationship
D All of the above
When diodes are connected in series to increase voltage rating the peak inverse voltage per junction
A should not exceed half the breakdown voltage
B should not exceed the breakdown voltage
C should not exceed one third the breakdown voltage
D may be equal to or less than breakdown voltage
An inverse transducer is a device which converts
A An electrical quantity into a non electrical quantity
B Electrical quantity into mechanical quantity
C Electrical energy into thermal energy
D Electrical energy into light energy
The inverse definite mean time relays are used for over current and earth fault protection of transformer against
A heavy loads
B internal short-circuits
C external short-circuits
D all of the above
The relay with inverse time characteristic will operate within
A 1.5 sec
B 5 to 10 sec
C 5 to 20 sec
D 20 to 30 sec
E none of the above

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