- The SI unit of capacity of the lens is?
a. Decibel
b. Dioptre
c. Kelvin
d. Joule
Answer: b. Dioptre
- Which one of them is SI unit of electric current?
a. Joule
b. watt
c. volt
d. Ampere
Answer: d. Ampere
- Which one of them is the SI unit of conductence?
a. Farad
b. Siemens
c. Pascal
d. None of them
Answer: b. Siemens
- One Kilo-watt is equal to ?
a. 3000kj/h
b. 3200kj/h
c. 3400kj/h
d. 3600kj/h
Answer: d. 3600kj/h
15 One barrel is equal to?
a. 150 Litre approx
b. 153 Litre approx
c. 156 Litre approx
d. 159 Litre approx
Answer: d. 159 Litre approx
- The SI unit of frequency is ?
a. Hertz
b. Watt
c. Pascal
d. Ampere
Answer: a. Hertz
- The device that is used to measure the distance travelled by a vehicle is ?
a. Pyrometer
b. speedometer
c. Odometer
d. Anemometer
Answer: c. Odometer
- Which one of them is the instrument used to measure the earthquake?
a. Potentiometer
b. Seismograph
c. Pyrometer
d. Anemometer
Answer: d. Anemometer
- The instrument that is used to measure the depth of the ocean is?
a. Anemometer
b. Pyrometer
c. Sonar
d. Hygrometer
Answer: c. Sonar
- Which one of the instrument is used to measure the temperature of the surface?
a. Pyrometer
b. Udometer
c. Hygrometer
d. Anemometer
Answer: a. Pyrometer