<span>A liquid be drawn into a pipette safely by squeezing a bulb attached to the wide end of the pipette.
</span>
Answer:
<h2>1960 J</h2>
Explanation:
The potential energy of a body can be found by using the formula
PE = mgh
where
m is the mass
h is the height
g is the acceleration due to gravity which is 9.8 m/s²
PE = 10 × 9.8 × 20
We have the final answer as
<h3>1960 J</h3>
Hope this helps you
Answer: 3000 W = 3.0 kW
Explanation: power P = W /t = 360 000 J / 120s
Answer:
centripetal force
Explanation:
When a person spins a bucket of water in a circle, the force acting on the bucket to keep the water inside is called centripetal force.
The centripetal force is a constant resultant force that acts on an object in circular motion.