A. Warren Hastings
B. Shahjahan
C. Abraham Lincoln
D. Dalhouse
A. Audiometer
B. Retinoscope
C. Radio Telescope
D. Stroboscope
A. Taceometer
B. Chronometer
C. Virtual and Erect
D. Sonar
A. Anemometer
B. Hygrometer
C. Electroscope
D. Ammeter
A. Audiometer
B. Electroscope
C. Radio Telescope
D. Photodiode
A. Audiometer
B. Centrifuge
C. Taceometer
D. Retinoscope
A. Seismograph
B. Pyrometer
C. Centrifuge
D. Taceometer
A. -30 Degree
B. -40 Degree
C. -70 Degree
D. -10 Degree
A. Telescope
B. Pyrometer
C. Electroscope
D. Seismograph