Chemistry
Share
Lost your password? Please enter your email address. You will receive a link and will create a new password via email.
Please briefly explain why you feel this question should be reported.
Please briefly explain why you feel this answer should be reported.
Please briefly explain why you feel this user should be reported.
Electromagnetic waves are produced due to:
Answer: A. An accelerating charge Electromagnetic waves are produced due to an accelerating charge.
Answer: A. An accelerating charge
See lessElectromagnetic waves are produced due to an accelerating charge.
The speed of electromagnetic waves is independent of:
Answer: C. Intensity The speed of electromagnetic waves is independent of intensity.
Answer: C. Intensity
See lessThe speed of electromagnetic waves is independent of intensity.
The S. I unit of inductance, henry can be written as
Answer: C. Joule per ampere² The S.I.unit of inductance, henry can be written as joule per ampere².
Answer: C. Joule per ampere²
See lessThe S.I.unit of inductance, henry can be written as joule per ampere².
In an A.C circuit, for a capacitor, its reactance
Answer:D. Decrease In an A.C circuit, for a capacitor, its reactance decrease.
Answer:D. Decrease
See lessIn an A.C circuit, for a capacitor, its reactance decrease.
The current in resistance R at resonance is
Answer: C. Maximum but finite The current in resistance R at resonance is maximum but finite.
Answer: C. Maximum but finite
See lessThe current in resistance R at resonance is maximum but finite.
In inductor may store energy in
Answer: C. Its magnetic field An inductor may store energy in its magnetic field.
Answer: C. Its magnetic field
See lessAn inductor may store energy in its magnetic field.
Which of the following based upon the law of conservation of energy?
Answer: A. Lenz's law Lenz's law is based upon the law of conservation of energy.
Answer: A. Lenz’s law
See lessLenz’s law is based upon the law of conservation of energy.
A transformer core is laminated to reduce
Answer: A. Iron loss A transformer core is laminated to reduce iron loss
Answer: A. Iron loss
See lessA transformer core is laminated to reduce iron loss
In a transformer, electric power is
Answer: C. Transformed In transformer, electric power is transformed.
Answer: C. Transformed
See lessIn transformer, electric power is transformed.
A transformer works on the principle of
Answer: B. Mutual induction A transformer works on the principle of mutual induction.
Answer: B. Mutual induction
See lessA transformer works on the principle of mutual induction.