Questions

Q:

A cube is inscribed in a sphere. A right circular cylinder is within the cube touching all the vertical faces. A right circular once is inside the cylinder. Their heights are same and the diameter of the cone is equal to that of the cylinder.

Consider the following statements:

1) The surface area of the sphere is √5 Times the curved surface area of the cone.

2) The surface area of the cube is equal to the curved surface area of the cylinder. Which of the above statements is/are correct?

 

A) 1 only B) 2 only
C) Both 1 and 2  D) Neither 1 nor 2
 
Answer & Explanation Answer: D) Neither 1 nor 2

Explanation:
The top view of the given assembly will look like the figure above
Outermost is the sphere. Inside that there is a cube and within that there is a cone and cylinder with same radius.
Here side of cube = a
Diameter of Sphere = body diagnol = √3 a
Radius of sphere = √3 a/2 =r1
Height of Cylinder = Height of cone = side of cube = a =h
Radius of cylinder = Radius of cone = side of cube/2 = a/2 =r2(as shown in the figure)
 
Thus neither 1 nor 2 are true
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Exam Prep: Bank Exams

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Q:

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

They had been thrown

X-upon their own exertions at an
Y-battle to fight with poverty and ignorance
Z-early age, and had a hard

A) XZY B) YXZ
C) ZYX D) XYZ
 
Answer & Explanation Answer: A) XZY

Explanation:
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Q:

A broadcasting station transmits waves with a frequency of 71 x 104 Hz and a speed of 3 x 108 m/s. The wavelength of the wave is

A) 324.6 m B) 422.5 m
C) 208.4 m D) 418.8 m
 
Answer & Explanation Answer: B) 422.5 m

Explanation:
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Filed Under: Physics
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Q:

The first step in the human resource planning process is

A) Assessing future demand B) Assessing future supply
C) Preparing a job analysis D) Forecasting future human resource needs
 
Answer & Explanation Answer: D) Forecasting future human resource needs

Explanation:

The first step in the human resource planning process is Forecasting future human resource needs.

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Filed Under: Human Resources
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Job Role: Analyst , Bank Clerk , Bank PO

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Q:

If sec -7π/4 = x, then the value of x is

A) √2 B) -√2
C) -1/√3 D) -1
 
Answer & Explanation Answer: A) √2

Explanation:
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Q:

A sentence has been given in Direct/Indirect Speech. Out of the four given alternatives, select the one which best expresses the same sentence in Indirect/Direct Speech.

 

"My hour has come." thought the king.

 

A) The king thought that his hour had come B) His hour had come thought the king
C) The king thought that his hour had came D) The king wondered if his hour has come
 
Answer & Explanation Answer: A) The king thought that his hour had come

Explanation:
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Q:

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

 

Fritter

 

A) Blow B) Dwindle
C) Dissipate D) Save
 
Answer & Explanation Answer: D) Save

Explanation:
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Q:

In the following question, a sentence has been given in Direct/Indirect speech. Out of the four alternatives suggested, select the one which best
expresses the same sentence in Indirect/Direct speech.
"Please don’t leave me alone here", the kid told her mother.

A) The kid begged her mother not to leave her alone there. B) The kid begs her mother not to leave her alone there.
C) The kid begged her mother not to leave her alone here. D) The kid begs her mother not to leave her alone here.
 
Answer & Explanation Answer: A) The kid begged her mother not to leave her alone there.

Explanation:
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