Thickness of a cylinder measured using a screw gauge of least count 0.01cm is found to be equal to 0.80cm .The percentage error in measurement is

Thickness of a pencil measured by using a screw gauge (least count.001 cm) comes out to be 0.802 cm .The percentage error in the measurement is

Thickness of the paper mesaured by micrometer screw gauge of least count 0.01 mm is 1.03 mm, the percentage error in the measurement of thickness of paper is

The length of a cyclinder is measured as 5 cm using a vernier calipers of least count 0.1 mm. The percentage error in the measured length is nearly

Length of a thin cylinder as measured by vernier callipers having least count 0.01cm is 3.25cm and its radius of cross-section is measured by a screw gauge having least count 0.01mm as 2.75mm . The percentage error in the measurement of volume of the cylinder will be

The diameter of a wire is measured by using a screw gauge having least count 0.01mm . If the diameter is found to be 0.20mm , then the error in the cross-section of the wire will be

A recantanglar metal slab of mass 33.333 has its length 8.0cm , breath 5.0cm and thickness 1mm . The mass is measured with accuracy up to 1mg with a senstive balance. The length and breath are measured with vernier calipers having a least count of 0.01cm . The thickness is measured with a new a screw gauge of least count 0.01mm . The percentage accuracy in density calculated from the above measurements is

There is an unknown quantity x=R(l)/(100-l) , here l is length (in cm) measured using a scale having least count of 1 cm and R is a quantity known accurately. Find the percentage error in measurement of x for l=50cm ?

A student measured the diameter of a solid cylinder using a micrometer screw gauge of least count 0.001 cm and took the following readings. Which is the correct measurement?

A student measured the diameter of a wire using a micrometer screw gauge of least count 0.001 cm. He recorded the following measurements. The correct measurement is