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WorksheetsQuiz - EMERFLUX DAY 23.03.2022
Total questions: 30
Worksheet time: 32mins
Which Parameter CANNOT be measured using a Multimeter
Temperature
Frequency
Resistance
Pressure
One Coulomb of Charge is equal to the Charge on
625×1016 electrons
6.25×1016 electrons
62.5×1016 electrons
0.625×1016 electrons
A length of wire has a resistance of 6 ohms. The resistance of a wire of the same material three times as long and twice the cross-sectional area will be
36 ohms
9 ohms
1 ohm
12 ohms
Rms value is defined based on which of the following?
Heating effect
Charge transfer
Current
Voltage
Voltage drop across 14.5 Ω resistor in the figure is
29 V
30.5 V
14 V
18 V
Referring to the figure,The total circuit resistance will be
1000Ω
400Ω
1400Ω
135Ω
Who discovered Electromagnetic Induction?
Benjamin Franklin
Otto Hahn
Michael Faraday
Albert Einstein
The direction of the induced emf in generators is found out using
Fleming's right hand rule
Fleming's left hand rule
Faraday's left hand rule
Right hand thumb rule
How can the direction of a capacitor start single phase motor be reversed?
Reverse the connection to the capacitor
Reverse the connection to the start winding
Reverse the polarity of the supply
Reverse the connection of the start and run windings
The ripple factor of a half-wave rectifier is
0.48
1.21
2
2.5
Which one is NPN transistor?
The function of the transformer in the transmission of electricity is to
increase the resistance
change the voltage
reduce the time to transmit the electricity
increase the power
Why transformers work with A.C. current but not D.C.
A.C current produces changing magnetic field.
D.C current produces changing magnetic field.
D.C current is weak
A.C current is powerful
In superposition theorem, when we consider the effect of one voltage source, all the other voltage sources are
Undisturbed
Shorted
Opened
Altered
Name the component labeled D
Power station
National Grid Network
Switch zone
Step-down transformer
Maxwell's 4th equation in charge free steady current free space suggests
Magnetic field can be produced even if no current element is present due to spacial variation in electric field
Electric field can be produced even if no current element is there
Time variation of electric field can produce magnetic field even if no current density is there
Time variation of magnetic field can produce electric field even if no charge density is there
What types of impurity atoms are added to increase the number of conduction-band electrons in intrinsic silicon?
octavalent
pentavalent
trivalent
bivalent
How much solar energy reaches the Earth's surface at any moment?
173 terawatts
1.73 terawatts
17,300 terawatts
173,000 terawatts
Ryder cup is related with which sports?
Cricket
Badminton
Golf
Football
The tendency of rotation of the body along any axis is also called ___________
Torque
Moment of couple
Moment of inertia
Force
How much time does sun rays take to reach earth?
10 minutes
9 minutes
8 minutes
7 minutes
Which of the following is not a programming language for computer controlled robot?
AMU
VAL
RAIL
HELP
________________ is a popular tool to block social-media websites to track your browsing activities.
Fader
Blur
Social-Media Blocker
Ad-blocker
The first photographic process was invented by
Sir Nikola Tesla
Sir Otto Blathy
Sir Nicephore Niepce
Sir Samuel Morse
“One People, One State, One leader” was the policy of
Mussolin
Stalin
Lenin
Hitler
Yellow colour of papaya is due to
Caricaxanthin
Lycopene
Carotene
Papain
This Maharaja Symbol related to
Air India
Maharaja Theme Park
Emirates
Mahindra Sarpanch
Identify the famous personality
Benito Mussolini
Abraham Lincoln
Albert Einstein
James Speed
Which movie is based on Srinivasa Ramanujan.
Walk the Line
A Beautiful Mind
The man who knew infinity
Men of Honor
