Find the work done in moving an object along the vector a = 3i + 4j if the force applied is b = 2i + j.
A11.2
B10
C12.6
D9
Mathematics · Question Bank
Advanced Engineering Mathematics
65 of 84 questions match · page 4 of 4. Answer in your head first, then check the solution.
Which one is not a fourth root of unity?
Ai
B1
C\(\dfrac{i}{\sqrt{2}}\)
D−i
If \(i = (-1)^{1/2}\), find the value of \(i^{36}\).
A0
Bi
C−i
D1
Find the work done in moving an object along the vector a = 3i + 4j if the force applied is b = 2i + j.
A11.2
B10
C12.6
D9
Find the work done in moving an object along a vector a = 3i + 4j if the force applied is b = 2i + j.
A8
B9
C10
D12