Related Questions

Which modern invention allows for wireless data transmission over short distances and is commonly used for connecting devices like keyboards, mice, and headphones?
A Bluetooth
B Near Field Communication
C Wireless Fidelity
D Radio Frequency Identification
কোনো খেলার সরাসরি সম্প্রচারের ডেটা ট্রান্সমিট হবার প্রক্রিয়া- (i) Broadcast Transmission (ii) Duplex Transmission (iii) Simplex Mode Transmission নিচের কোনটি সঠিক?
A i ও ii
B i ও iii
C ii ও iii
D i ii ও iii
The operating voltage of extra high tension cables is upto
A 6.6 kV
B 11 kV
C 33 kV
D 66 kV
With a motor converter it is possible to obtain D.C. voltage only upto
A 100-200 V
B 600-800 V
C 1000-1200 V
D 1700-2000 V
The voltage drop, for constant voltage transmission is compensated by installing
A Inductors
B Capacitors
C Synchronous motors
D All of above
When drain voltage equals the pinch-off-voltage, then drain current ___________ with the increase in drain voltage
A decreases
B increases
C remains constant
D none of the above
The major purpose of an electronically controlled automatic transmission is that this type of transmission
A Eliminates gear clutches
B Eliminates the gear shaft lever
C Reduces the number of automatic transmission components
D Reduces shift shock and achieves more efficient transmission of engine torque
In radio transmission, the medium of transmission is ___________
A Space
B An antenna
C Cable
D None of the above
How many poles can be erected along a fence of 200 feet a equal distances of 20 feet?
A 10
B 12
C 14
D 11
Which type of network provides access to regional service providers and typically span distances greater than 100 miles?
A LAN
B MAN
C WAN
D WLAN

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