In a Screw Gauge the hallow cylindrical tube is graduated in millimeter called
Head scale
Pitch scale
Safety device
U shaped frame
The diameter of a thin wire can be calculated by using which one of the following expressions?
P.S.R + (H.S.C x LC) + Z.C
P.S.R + ( H.S.C x LC ) - Z.C
P.S.R + ( H.S.C x LC ) χ Z.C
P.S.R + ( H.S.C x L.C) ± Z.C
Screw gauge is used to measure the diameter of
Crow bar
Thin wire
Cricket ball
Earth
In a Screw gauge, the head of the sleeve is divided into small divisions called
Hallow cylindrical tube
The other name of screw gauge is
Rheometer
Micrometer
Nanometer
Decameter
In a Screw Gauge, the distance between two threads is called
Pitch of the screw
Least count
Zero error
Head scale reading
Screw Gauge is used to measure the dimensions of very small objects upto
1 cm
0.1 cm
0.01 cm
0.001 cm
1 light light year is equal to
9.467 x 1015 m
9.467x1015 cm
9.467 x 1015 Km
9.467 x 1015 mm
To take measurement using a screw gauge, we have to determine
Pitch
All the above
Which of the following are / is the zero error/errors of a screw gauge?
No zero error
Positive zero error
Negative zero error