13
Q:

Which of the following is/are state function / functions?

1. q + w

2. q

3. w

4. H -TS

Select the correct answer using the code given below.

A) 1 and 4 only B) 1, 2 and 4
C) 2, 3 and 4 D) 1 only

Answer:   A) 1 and 4 only



Explanation:

Q and w are path functions while q+w i.e. H, enthalpy is state function. Similarly, H-TS i.e. G, Gibbs free energy is state function.

Subject: Physics
Exam Prep: Bank Exams
Q:

What is the noise level of normal conversation?

A) About 60 dB B) About 70 dB
C) About 80 dB D) About 90 dB
 
Answer & Explanation Answer: A) About 60 dB

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams

5 1036
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 & Explanation Answer: B) potential energy gets converted into kinetic energy

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams

15 55171
Q:

Due to an acceleration of 1  m/s2, the velocity of a body increases from 5 m/s to 10 m/s in a certain period. Find the displacement (in m) of the body in  that period.

 

A) 125 B) 37.5
C) 62.5 D) 75
 
Answer & Explanation Answer: B) 37.5

Explanation:
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Filed Under: Physics
Exam Prep: Bank Exams

7 1522
Q:

What is measured with the Nephometer?

 

A) volume of rainfall B) Cloud volume and speed
C) Salinity of Sea D) All options are correct.
 
Answer & Explanation Answer: B) Cloud volume and speed

Explanation:
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Exam Prep: Bank Exams

2 26776
Q:

What is the standard room temperature in Kelvin?

 

A) 98 K B) 198 K
C) 273 K D) 373 K  
 
Answer & Explanation Answer: A) 98 K

Explanation:
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83 333843
Q:

An object, starting from rest, moves with constant acceleration of 4 m/s2. After 8 s, its speed is

A) 16 m/s B) 8 m/s
C) 32 m/s D) 4 m/s
 
Answer & Explanation Answer: C) 32 m/s

Explanation:
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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams

8 1007
Q:

1 watt is equal to 1 ____________

 

A) J s-1   B) J s
C) J s-2 D) J
 
Answer & Explanation Answer: A) J s-1  

Explanation:
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5 27046
Q:

A body is initially moving with a velocity of 10 m/s. It undergoes an acceleration of 2 m/s2 for 5 seconds. Find the displacement (in m) of this body in these 5 seconds.

 

A)  25 B)  37.5
C)  50 D)  75
 
Answer & Explanation Answer: D)  75

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2 929