A. 0.46N B. 0.35N C. 0.36N D. 0,24N Correct Answer: Option C Explanation F = BIL = 0.4 x 6…
A. pin-hole is larger B. illumination is less C. screen is further from the pin-hole D. object is further from…
A. 6.5 cm B. 7.5 cm C. 8.5 cm D. 4.5 cm Correct Answer: Option B Explanation u + v…
A. increases B. decreases C. remain constant D. increases then decreases Correct Answer: Option B B. decreases Explanation Surface tension…
A. using an alternating current source B. forward voltage drop C. heavy load D. using a Zener diode Correct Answer:…
A. Reactance = (Amplitude of voltage) รท (Amplitude of current) B. Reactance = (Amplitude of voltage) x (Amplitude of current)…
I. It is applicable when energy is radiated as electrons are revolving II. It is applicable when energy is radiated…
A. Dalton B. James Charwick C. J.J. Thompson D. Niels Bohr Correct Answer: Option C C. J.J. Thompson Explanation Electron…
A. The molecule are very fast apart & occupy all the space made available A. The particles vibrate about fixed…
A. cyan B. magenta C. black D. yellow Correct Answer: Option A A. cyan Explanation Cyan is a bluish-green colour