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Q:

As an object falls freely its ___________________.

 

A) kinetic energy gets converted into potential energy B) potential energy gets converted into kinetic energy
C) momentum gets converted into gravitational force D) gravitational force gets converted into momentum

Answer:   B) potential energy gets converted into kinetic energy



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Subject: Physics
Exam Prep: Bank Exams
Q:

If V/I is a constant, it is called:

 

A) Potential difference B) Current
C) Coulomb D) Resistance
 
Answer & Explanation Answer: D) Resistance

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2 1979
Q:

Echoes may be heard more than once due to successive or multiple

 

A) Rarefactions B) Reflections
C) Diffractions D) Refractions
 
Answer & Explanation Answer: B) Reflections

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1 2769
Q:

Work done by an object on application of a force would be zero if the displacement of the object is:

 

A) negative B) Positive
C) neutral D) Zero
 
Answer & Explanation Answer: D) Zero

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0 262
Q:

Which of the following has the same unit as energy?

A) Work B) Power
C) Density D) Force
 
Answer & Explanation Answer: A) Work

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1 258
Q:

Consider a planet whose mass and radius are both twice the mass and radius of Earth. The acceleration due to gravity on the surface of the planet is 'n' times that on Earth. The value of n is:

 

A) 4 B) 1
C) 12 D) 2
 
Answer & Explanation Answer: C) 12

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1 329
Q:

A source maintains a current I in a resistor of resistor of resistance R. If V is the potential difference across the resistor. The electrical energy dissipated in the resistor in time is given _____

 

A) VI2t B) V2It
C) IR2t D) VIt
 
Answer & Explanation Answer: D) VIt

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0 207
Q:

A particle experiences constant acceleration for 20 s after starting from rest. If it travels a distance X1, in the first 10 s and distance X2 in the remaining 10 s, then which of the following is true?

 

A) X2 = 2X1 B) X1 = 3X2
C) X2 = X1 D) X2 = 3X1
 
Answer & Explanation Answer: D) X2 = 3X1

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1 243
Q:

What does the symbol R in electricity stand for ?

A) Resistance B) Resonance
C) Refraction D) Rarefaction
 
Answer & Explanation Answer: A) Resistance

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