1. 150 kΩ
2. 1kΩ
3. 6.67 ohms
4. 0.001 ohm
6.67 ohms
1. 1
2. 0.8
3. 0.7
4. 0.6
0.8
1. unaffected
2. decreased
3. increased
4. either decreased or increased depending on the direction Of the d.c. field.
either decreased or increased depending on the direction Of the d.c. field.
1. 10 mA
2. 8 mA
3. 2 mA
4. Zero
Zero
1. The change in resistance per unit change in temperature should be as small as possible
2. The resistance of the materials should not have a continuous and stable relationship with temperature
3. The change of resistance with temperature should not be a linear function
4. All of these
All of these
1. repeatability of the instrument
2. reliability of the instrument
3. change in same reading when input is first increased and then decreased
4. the inaccuracy due to change in temperature
change in same reading when input is first increased and then decreased
1. 1.5
2. 1
3. 0.15
4. 0.1
0.15
1. 10
2. 2
3. 1/√2
4. √2
√2
1. constantan strain gauge
2. nichroma-V strain gauge
3. semiconductor strain gauge
4. platinum-tungsten alloy strain gauge
semiconductor strain gauge
1. Chromel-constantan
2. Iron-constantan
3. Chromel-alumel
4. Platinum-rhodium
Platinum-rhodium