Answer:
the pilot should head the plane towarrds south- west
Solution:
The airspeed of the airplane, v = 280 km/h
The velocity of the wind, v' = 52 km/h South-west
Angle,
Now, measured angle in the clockwise direction from North:
Now,
south- west
<u>Answer:</u>
The correct answer option is C. buzzer.
<u>Explanation:</u>
We know that Jeff's father needs to get a device from his workshop that converts electrical energy to sound energy.
So from the given options, buzzer is the best option Jeff's father can install in his house's security system.
An electric buzzer converts an electrical oscillating voltage into a sound output. In other words, the electrical pulses are converted into sound vibrations.
Answer:
The maximum depth of water in the tank shall be 22.784 centimeters.
Explanation:
The maximum height will be reached when the rate at which water enters the tank will be equal to the rate at which water will leave the vessel.
Let us assume that the maximum level of water in the tank is 'h' meters
Since the hole is at bottom
According to Torricelli's Law the speed at which the water shall leave the tank equals
Thus the rate at which water leaves the tank will be equal to
Thus equating the rate of inlet of water and rate of outlet of water we get: