Radioactivity was discovered by———-? A. Kelvi B. Thomson C. Basquerel D. Rutherford A device which converts chemical energy into electrical energy is called———? A. Motor B. Battery C. Moving-coil meter D. Generator The gas used in a refrigerator to cool water is———-? A. Nitrogen B. Tetrafluoroethene C. Methane D. Carbon Dioxide 1 nanometer=? A. 10-3 B. 10-6 C. 10-9 D. 10-12 Instrument used for measuring very high temperature is——–? A. Pyroscope B. Seismograph C. Pyrometer D. Xylometer Sound waves are——-waves. A. Transverse B. Electromagnetic C. Longitudinal D. None of these one light year is =? A. 9.5×106 Km B. 9.5×109 Km C. 9.5×1012 Km D. 9.5×1018 Km Biosensor is used to measure? A. Blood glucose level B. The body pH value C. Amoun of hemoglobin D. Salinity in Urine The SI unit of electric current is? A. Columb B. Ampere C. Watt D. Volt The SI unit of Heat is—–? A. Joule B. Watt C. Volt D. Newton Page1 Page2 Page3 … Page5 Search MCQs (Category wise) All Subjects MCQs All Subjects English Pakistan Studies General Knowledge Islamiat Everyday Science Computer Mathematics Pedagogy Current Affairs Monthly Current Affair National Current Affair International current affair International Organizations UNO NATO OIC SAARC ASEAN Service Commissions FPSC PPSC SPSC BPSC KPPCS CSS CSS Past Papers Ministerial/ Departmental Past Papers Testing Agencies Past Papers Post Wise Past Papers Ministerial / Departmental Related Mcqs Secretariat Instructions Mcqs FIA Act 1974 LAT Preparation LAT Past Papers ISSB PMA Pak Army Pak Navy Pak Air Force Videos WhatsApp All Subjects English Pakistan Studies General Knowledge Islamiat Everyday Science Computer Mathematics Pedagogy Current Affairs Monthly Current Affair National Current Affair International current affair International Organizations UNO NATO OIC SAARC ASEAN Service Commissions FPSC PPSC SPSC BPSC KPPCS CSS CSS Past Papers Ministerial/ Departmental Past Papers Testing Agencies Past Papers Post Wise Past Papers Ministerial / Departmental Related Mcqs Secretariat Instructions Mcqs FIA Act 1974 LAT Preparation LAT Past Papers ISSB PMA Pak Army Pak Navy Pak Air Force Videos WhatsApp
A device which converts chemical energy into electrical energy is called———? A. Motor B. Battery C. Moving-coil meter D. Generator
The gas used in a refrigerator to cool water is———-? A. Nitrogen B. Tetrafluoroethene C. Methane D. Carbon Dioxide
Instrument used for measuring very high temperature is——–? A. Pyroscope B. Seismograph C. Pyrometer D. Xylometer
Biosensor is used to measure? A. Blood glucose level B. The body pH value C. Amoun of hemoglobin D. Salinity in Urine
