Basic Civil and Mechanical Engineering

What is the most dominant constituent of cement?

• Silica

• Lime

• Magnesia

• Alumina

Answer explanation

Cement contains about 60-65% of lime. Silica constitutes 17-25%, alumina 3-8% and magnesia 1-3%.

A building can be mainly divided into how many components?

• 2

• 3

• 4

• 5

Answer explanation

The 2 components are substructure and superstructure. Anything below ground level is substructure and above it is superstructure.

How many types of foundations are there based on depth?

• 3

• 2

• 4

• 5

In which bond brick is laid with its length in the direction of a wall?

• Header

• Flemish

• Stretcher

• English

Answer explanation

Brick are laid with their end towards the face of the wall in header bond. In the Flemish bond, alternative header and stretcher are placed in each course. In the English bond, alternative header and stretcher courses are laid.

How many components are mainly used to prepare concrete?

• 5

• 3

• 2

• 4

Answer explanation

Concrete is prepared by mixing cement, fine aggregate, coarse aggregate with water. It is a thick paste and hence has high bulk density

Energy of motion is which type of energy?

• Potential

• Kinetic

• Sound

• Gravitational

 

A Simple Machine is mechanical device that changes the direction and magnitude of the __________.

• Force

• Work

• Energy

• None

What type of machines are made by mechanical engineers?

• Machines that think

• Machines that make power

• Machines that use quality

• Machines that smell

 

What kind of product uses a spur gear?

• Childs toy

• Clock

• Bottle opener

• Bike

What does The mechanical engineering field require?

• Mechanical Dynamic ,thermal namic , material science, social analyzing and electricity

• math

• science and mechanical dynamic

• mechanical dynamic thermal namic and social analyzing