A. 5,000 to 10,000 B. 10,000 to 15,000 C. 15,000 to 20,000 D. 20,000 to 25,000 The average adult at rest inhales and exhales something like 7 or 8 liters (about one-fourth of a cubic foot) of air per minute. That totals something like 11,000 liters of air (388 cubic feet) in a day. The … Read more
A. Platinum B. Copper C. Steel D. Osmium The correct answer to the question: “The most densest substance on the Earth is __________.” is “Osmium”.
A. pascal B. joule C. tesla D. henry The correct answer to the question: “The SI unit of “pressure” is _________.” is “pascal”.
A. convex lens B. concave lens C. condenser lens D. none of these The correct answer to the question: “A camera uses a __________ to form an image.” is “convex lens”.
A. Aluminium B. Gold C. Graphite D. All are conductors The correct answer to the question: “Which from the following is NOT a conductor?” is “All are conductors”.
A. Converted Natural Gas B. Conduced Natural Gas C. Conducted Natural Gas D. Compressed Natural Gas The correct answer to the question: “CNG stands for?” is “Compressed Natural Gas”.
A. Sound cannot travel through a vacuum B. Sound cannot travel through gases C. Sound cannot travel through liquids D. Sound cannot travel through solids The correct answer to the question: “Which from the following is true for “Sound”?” is “Sound cannot travel through a vacuum”.
A. 5 B. 6 C. 7 D. 8 Dispersion by a Prism: If a prism is placed in a room and a narrow beam of white light is allowed to fall on one of its refracting faces, it is found that light coming out from the other face of the prism is split in to … Read more
A. 10-3 meter B. 10-6 meter C. 10-9 meter D. 10-12 meter
A. Pyroscope B. Pyrometer C. Seismograph D. Xylometer The correct answer to the question: “Instrument used for measuring very high temperature is __________?” is “Pyrometer”.