1. While measuring with a metallic tape of 30 m length pull should be applied





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MCQ->A standard steel tape of length 30 m and cross-section 15 x 1.0 mm was standardised at 25°C and at 30 kg pull. While measuring a base line at the same temperature, the pull applied was 40 kg. If the modulus of elasticity of steel tape is 2.2 x 106 kg/cm2, the correction to be applied is....
MCQ->While measuring with a metallic tape of 30 m length pull should be applied....
MCQ->If F is the pull applied at the ends of tape in kg, l is the length of tape between end marks in metres, w is the weight of the tape in kg per metre run, then sag correction....
MCQ->The following steps are necessary to obtain sufficient accuracy with the tape : 1. Keeping uniform tension on tape for each measurement: 2. "Breaking" tape on slopes are necessary to keep the tape level. 3. Keeping accurate count of the stations. 4. Keeping the tape on the line being measured. The correct sequence of these steps is....
MCQ->A 30 m steel tape was standardised at 20°C measurements of distances were taken as 15°C. If the coefficient of linear expansion of the material of the tape were 0.00, 00112 degree centigrade, then the error, due to temperature, per tape length would be....
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