A. AND B. OR C. NOT D. All of these Explanation: There are seven basic logic gates: AND, OR, XOR, NOT,…
A. Earth’s internal heat B. Solar radiation C. Gravity D. Both (a) and (c) Explanation: The sun is the main source…
A. Rain B. Speed of Air C. Wind pressure D. Heat Explanation: A velometer is a device used to measure the…
A. Capillary action B. Bernoulli’s Principle C. Pascal’s Law D. Stoke’s Law Explanation: When we press the top of bottle…
A. zero B. one C. Depends on the current in the turns D. Depends on number of turns Explanation: The…
A. Aluminium B. Titanium C. Abestos D. Mica Explanation: Mica is a good conductor of heat but had a bad…
A. Micro waves B. Radio waves C. A. M. D. Infra-red waves Explanation: The microwaves are preferred in order to communicate…
A. between 20 hertz and 1000 hertz B. between 1000 hertz and 20000 hertz C. less than 20 hertz D.…
A. 35 inches B. 30 inches C. 32 inches D. 36 inches Explanation: 1 yard is equal to 36 inches:…
A. Werner Heisenberg B. Farady C. John locke D. None of these Explanation: The uncertainty principle, also called the Heisenberg…