TOTAL WEIGHT 10% 8)A billiard ball moving at 10m/s along the +ve x – axis collides elastically with a second billiard ball at rest. The balls have the same masses. After the collision, the incoming ball moves off at an angle of 37°. to the original direction of motion, and the second ball deflects at an angle 0, to the same axis. Find the speeds of the two balls after collision(V1 & V2) and the angle 02 respectively. (A)0m/s, 8m/s & 53° (C)0m/s, 6m/s & 53° (B)8m/s, 6m/s & 53° (D)None of the above. 9) In which one of the following case the work done is zero? (A) F = 4î- 3j -kN and = 3i + 4j m (C) F= 2î + j N and i= 3i – 2k m (B) F= i+j+kN and i-i+j+km (D) F = 2î - j-kN and i = 31 – 4j- km %3D 10)Force acting on the particle varies with x, as shown in the figure below. Calculate the work done by the force as the particle moves from x = o to x 6m. F(N) A 5. x(m) 1 -4 5. 61 (A)25J (B)20J (C)5J (D)10J Figure -1 1) A 12kg object, originally at rest, suddenly explodes in to three masses : 2kg, 4kg, and 6kg., The 2kg
TOTAL WEIGHT 10% 8)A billiard ball moving at 10m/s along the +ve x – axis collides elastically with a second billiard ball at rest. The balls have the same masses. After the collision, the incoming ball moves off at an angle of 37°. to the original direction of motion, and the second ball deflects at an angle 0, to the same axis. Find the speeds of the two balls after collision(V1 & V2) and the angle 02 respectively. (A)0m/s, 8m/s & 53° (C)0m/s, 6m/s & 53° (B)8m/s, 6m/s & 53° (D)None of the above. 9) In which one of the following case the work done is zero? (A) F = 4î- 3j -kN and = 3i + 4j m (C) F= 2î + j N and i= 3i – 2k m (B) F= i+j+kN and i-i+j+km (D) F = 2î - j-kN and i = 31 – 4j- km %3D 10)Force acting on the particle varies with x, as shown in the figure below. Calculate the work done by the force as the particle moves from x = o to x 6m. F(N) A 5. x(m) 1 -4 5. 61 (A)25J (B)20J (C)5J (D)10J Figure -1 1) A 12kg object, originally at rest, suddenly explodes in to three masses : 2kg, 4kg, and 6kg., The 2kg
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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