Suggested courses to study with D7 in Commerce

5 years ago

Are you looking for suggested courses you can study with D7 in Commerce in WAEC or NECO? If the answer you have…

Suggested courses to study with D7 in Chemistry

5 years ago

In gaining admission into any higher institution, be it University, Polytechnic, or Colleges of Education to study a particular science…

Suggested courses to study with D7 in Biology

5 years ago

"What are the suggested courses I can study with D7 in Biology?" It's one of the most asked aspirants' questions…

The critical angle for light travelling from a transparent medium to air s measured as 34°. The refractive index of the medium is?

5 years ago

  A. 0.56 B. 1.50 C. 1.79 D. 2.02 Correct Answer: Option C - 1.79 Explanation N = 1/sinθ =…

A boy receives the echo of his clap reflected by a nearby hill 0.8s later. If the speed of sound in air is 3.40m/s; how far is he from the hill?

5 years ago

A. 66m B. 136m C. 264m D. 528m Correct Answer: Option B - 136m Explanation Distance = speed × time…

A solid weighs 45N and 15N respectively in air and water. Determine the relative density of the solid?

5 years ago

A. 0.33 B. 0.50 C. 1.50 D. 3.00 Correct Answer: Option D = 3.00 Explanation Weight in Air = 45N…

A resistor connected to a 12V battery draws a current of 2A. The energy dispatched in the resistor in 5 minutes is?

5 years ago

A. 3,600J B. 6,000J C. 7,200J D. 14,400J Correct Answer: Option C - 7,200J Explanation Power drawn by the resistor…

The photo cell works on the principle of the?

5 years ago

A. Voltaic cell B. Emission of electron by incident radiation C. Emission of protons by incident radiation D. Photographic plate…

If the focal length of a camera is 20cm; the distance from the film at which the lens must be set to produce a sharp image of 100cm away is?

5 years ago

A. 17cm B. 20cm C. 25cm D. 100cm Correct Answer: Option A = 17cm Explanation F = 20cm V =…