angular measurement

What is the range of bevel protractor?

• a) 0-90°

• b) 0-180°

• c) 0-360°

• d) 90-270°

Where will be the vernier scale is present?

• a) Base plate

• b) Circular plate

• c) Adjustable plate

• d) Main body

What is the least count of vernier bevel protractor?

• a) 10’

• b) 5’’

• c) 5’

• d) 10’’

Which of the following is correct about the adjustable blade?

• a) Adjustable blade is attached to main body

• b) Adjustable blade is capable of rotating freely about the centre

• c) Adjustable blade is capable of rotating freely about the free edge

• d) Adjustable blade is attached to base plate

Up to which angle sine bars can measure the angles?

• a) 45 degree

• b) 60 degree

• c) 90 degree

• d) 120 degree

What is the permissible tolerance on flatness of side faces of sine bars of 100 mm as per IS 5359-1969?

• a) 0.001 mm

• b) 0.005 mm

• c) 0.01 mm

• d) 0.05 mm

Which of the following is not used in making of sine bars?

• a) High carbon

• b) High chromium

• c) Corrosion resistant steel

• d) Aluminium

Which of the following is incorrect regarding sine bars?

• a) Sine bar is itself a complete measuring instrument

• b) Some holes are drilled in the body

• c) It can be used to locate any work to a given angle

• d) It is capable of self generation

Which of the following option is incorrect with respect to angle gauges?

• a) Sine bar is better than angle gauges

• b) Angle gauges are made of high carbon high chromium steel

• c) Angle gauges can measure the angle from 0 to 360 degrees

• d) They are available in two sets of 13 and 16 gauges

How 34’ can be built by using angle gauges?

• a) 27’+9’-3’+1’

• b) 26’+10’-2’

• c) 27’+10’-3’

• d) 27’+8’