CORRECT ANSWERS (LATEST UPDATE
A+)
How many watts in a horsepower - correct answer-746 watts
What is a carburetor and what is its role in the internal combustion engine - correct answer-
A device that filters air and mixes fuel in an engine
What is the difference between a disc brake and a drum brake, and how do they function to stop a vehi
cle - correct answer-
Disc brakes use friction pads to stop the rotor, while drum brakes use shoes to press against a drum
ABvehicle turns sharply around a corner, creating a sideways force thatBis applied to the passengers. Wha
t is this force known as - correct answer-Centrifugal Force
When two or more mechanical forces balance each other out, this is known as - correct answer-
Equilibrium
Two balls of equal density, one larger than the other, collide with one another at the same speed from o
pposite directions. What will happen the larger ball - correct answer-
It will continue forward at a slower rate
Newtons law of universal gravitation states that the force of gravitational attraction is dependent upon
which two variables - correct answer-Mass and distance
In a double pulley system, how much force is needed to lift a 20kg weight - correct answer-10kg force
What is the formula for calculating mechanical advantage (MA) - correct answer-
Output force/input space
ABball is thrown with a force of 38N to a distance of 2.8 meters. How much work was created through th
is action - correct answer-89.5 Joules Force X Distance =
, In mechanics, vector quantities are quantities that posses both magnitude and what else -
correct answer-Direction
When 30 pounds of force is applied to 8 square inch of surface, what pressure is exerted -
correct answer-3.75 PSI Force/Area 30/8
When more than two gears are rotating, what can we say about the speed of the smaller gear -
correct answer-It rotates faster than the larger gear
What are Registers - correct answer-
These can be either analog or digital and are responsible for recording the values being measured in a g
raph where the value of the magnitude is shown over a period of time
Ohmmeter - correct answer-Records the ohms, or the electrical resistance, in circuit
Ohm - correctBanswer-Measures electrical resistance
Ampere - correct answer-Measures electrical current
Volt - correct answer-Measures Electrical Pressure (Voltages)
1 amp - correct answer-It is equal to 120 watts
Watt - correct answer-Measures electrical power (Energy consumed)
short circuit - correct answer-A circuit with no resistance
Ohms law - correct answer-The relationship between voltage, amperage and resistance