3 years ago

Can fatigue seriously impair driving ability

2 answers:

8 0

Yes.
Fatigue is a exhaustion of muscles and general exhaustion. Driving when tired and fatigued is worse than driving drunk.

omeli [17]3 years ago

6 0

Fatigue is the number one cause of accidents.

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During a softball game, a player running from second base to third base reaches a speed

andrey2020 [161]

Answer: I would say it would be 3.9

but i believe there is something missing shorty.

4 0

3 years ago

An elevator has a mass of 1000 Kg. What force is needed to accelerate it upward at a rate of 2 m/s/s?

zubka84 [21]

The force needed to accelerate an elevator upward at a rate of $2 m / s^{2}$ is 2000 N or 2 kN.

<u>Explanation: </u>

As per Newton's second law of motion, an object's acceleration is directly proportional to the external unbalanced force acting on it and inversely proportional to the mass of the object.

As the object given here is an elevator with mass 1000 kg and the acceleration is given as $2 m / s^{2}$ , the force needed to accelerate it can be obtained by taking the product of mass and acceleration.

$\text {Force}=\text {Mass} \times \text {Acceleration}$