A tugboat is travelling from Asaba to Onitsha across the ...
A tugboat is travelling from Asaba to Onitsha across the River Niger with a resultant velocity of 20 knots. If the river flows at 12 knots, the direction of motion of the boat relative to the direction of water flow is?
36.87o
53.13o
90o
136o
143.13o
Correct answer is B
\(\theta\) = cos-1\(\frac{(12)}{20}\)
\(\theta\) = 53.13°
The core of an efficient transformer should consist of laminated pieces of metal in order to ...
The use of electrical fuses in domestic wiring is ...
The expansion of solids can be considered a disadvantage in the ...
Which of the following statements about kinetic theory of matter is not correct? ...
When two parallel wires carry currents in opposite directions, the force on either wire is ...
The acceleration due to gravity may be defined as the force ...
When connected to a mains of 250V, the fuse rating in the plug of an electric device of 1 KW is...