Which of the following statements is correct? a) An electric field is a scalar quantity b) Electric field lines are at 45 degrees to the equipotential surfaces c) The surface of a charged conductor is equipotential d) Field lines due to a point charge are circular

Q: Zeroth law of thermodynamics can be derived. It is not based on observation. True or False? a) True ...

A: B answer

Q: Which of the following is an extensive variable? a) Volume b) Pressure c) Boiling point d) Color

A: A

Q: Specific heat capacity depends on the mass of the substance. True or False? a) True b) False

A: B

Q: The unit of surface tension is same as that of _________ a) surface energy per unit volume b) force ...

A: C

Q: Consider the phenomenon of beats & select the correct statement. a) It occurs when frequencies a...

A: B

Q: Coulomb = ________ Electro Static Unit. a) 3*109 b) 3*108 c) 1.602*10-19 d) 2*109

A: C

Q: need help with 8-10

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A: A

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A: Use the conservation of four-momentum.

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A: C

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Q: 3. Find the values of I and V in the circuits shown below. +5 V 2.5 kn NIVERSS

A: Given,  A circuit with a resister and diode in forward biased

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A: C

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A: C

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A: Given:-          

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A: B

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A: A

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A: C

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A:  

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A: D

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A: a

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A: B

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A: Option

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A: B

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A: Hello. Since you have posted multiple questions and not specified which question needs to be solved,...

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A: B

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A: B

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A: A

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A: Given: The mass of the ball is 80 mg.             The charge is 2×10-8 C.            The horizontal ...

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A: C

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A: A

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A: B

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Q: What is the value of gas constant? a) 8.314 kJ mol-1K-1 b) 8.314 L atm mol-1K-1 c) 0.0821 L atm mol-...

A: D

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A: B

Q: If the potential energy of the particle is given by: U = x2-8x+16. It starts from rest from x=0. Wha...

A: A

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A: D

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A: Option

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Q: CP > CV always. True or False? a) True b) False

A: True

Q: Need detailed answer.

A: Introduction: The muons are heavier than the electron and the subatomic particles are classified as ...

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A: A

Q: What is the relation between work obtained in an reversible and irreversible process? a) Wrev > W...

A: A