Answer:
Explanation:
Let be the polar angle of −3i + j. We can find it using the formula as follows :
So, the required polar angle is .
Answer:
No
Explanation:
Because the lower part of the water is at lower speed since it is where most aquatic animals live
Answer:
22.5 hp
Explanation:
The power delivered to an object is given by :
Where
F is force and v is velocity of the car.
For the same force, power is directly proportional to the velocity.
So,
So, the new power is 22.5 hp.
The answer is oscilloscope