by Sunday | Nov 10 | Physics JAMB
A. 3.86 x 105J B. 3.56 x 105J C. 1.80 x 104J D. 2.16 x 105J Correct Answer: Option D = 2.16 x 105J Explanation Energy generated = power X time = 60w x 1h = 60 x 60 x 60 ws = 216000J = 2.16 x 105J
by Sunday | Nov 10 | Physics JAMB
A. close up B. become positively charged C. becomes negatively charged D. open further Correct Answer: Option A = close up Explanation The leaves collapse as the positive charges on the rod neutralizes the negative charges on the...
by Sunday | Nov 10 | Physics JAMB
A. blue B. orange C. red D. green Correct Answer: Option B = orange Explanation Primary colours are red, blue and green ∴ orange is a secondary colour
by Sunday | Nov 10 | Physics JAMB
A. interference B. diffraction C. accommodation D. superposition Correct Answer: Option C – accommodation Explanation The leaves collapse as the position charges on the rod neutralize the negative charges on the...
by Sunday | Nov 10 | Physics JAMB
A. x is the same as in y B. x and y is the same as in vacuum C. x is higher than in y D. y is higher than in x Correct Answer: Option D – y is higher than in x Explanation Since 1.51, the refractive index of X is greater than 1.33, the refractive index of y, the...