by Sunday | May 19 | Physics WAEC
A. through material without causing disturbance of the medium B. through space with constant speed C. in a direction parallel to the plane containing the electric and magnetic fields D. in a direction perpendicular to the plane containing the electric and magnetic...
by Sunday | May 19 | Physics WAEC
A. temperature is higher B. pressure is lower C. humidity is higher D. temperature is constant Correct Answer: Option B B. pressure is lower
by Sunday | May 19 | Physics WAEC
A. increase in the volume of steam inside it B. complete trapping of heat inside it C. increase in the pressure of the pot D. decrease in the pressure of the pot Correct Answer: Option C C. increase in the pressure of the pot
by Sunday | May 19 | Physics WAEC
A. 4.57 minutes B. 5.02 minutes C. 7.30 minutes D. 10.04 minutes Correct Answer: Option A A. 4.57 minutes
by Sunday | May 19 | Physics WAEC
A. 20α B. 200α C. 2000α D. 20000α Correct Answer: Option A A. 20α Explanation L2−L1=α1(θ2−θ1)=α×0.5×40=20α