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Pie
3 years ago
14

Predict which current will be greater, the current passing through an electric razor or electric iron.?

Physics
2 answers:
miskamm [114]3 years ago
6 0
The iron uses more current.  The razor only has to run a little motor
inside, but the iron has to make enough heat to heat water inside
and keep the bottom plate hot.
Anastaziya [24]3 years ago
6 0
 <span>Heat takes much more energy than spinning a motor for tiny blades. The iron is also larger. The iron has a great resistance which is used to make heat. 

Voltage (120) = resistance X current 

With a greater resistance and the same voltage, the razor can draw more.</span>
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¿Cuál es la masa de 12 cm^3 de glicerina, si su densidad absoluta es de 1200kg/m^3? Dé el resultado en gramos
victus00 [196]
La respuesta es 14.4 gramos
7 0
3 years ago
in a horse cart, each of the two horses pull with a force of 1000N. find the resultant force. give reasons.
sp2606 [1]
The resultant force = 1000N + 1000N = 2000N

this is because the force is applied in the same direction and when this is the case you double the force to find the resultant force. 
4 0
3 years ago
What should you keep in mind when selecting a ball hitch and coupler for towing your boat?
mrs_skeptik [129]
<span>There is only one thing that you must keep in mind, and that is that the ball hitch and coupler for towing have to be the same size. If not, then you can create a problem which can in turn result with damage to you and your boat and you would have to spend a lot of money to fix things or get a new boat.</span>
7 0
3 years ago
Which two types of potential energies would be types of mechanical energies?
Crank

Answer:

D ) Elastic and Gravitational

Explanation:

Mechanical energy is defined as the sum of elastic, potential and kinetic energies.

Therefore potential energy and gravitational or potential energy are contemplated within the definition of mechanical energy.

E_{M} =  E_{e}+E_{k}+E_{p}\\where:\\E_{M}= Mechanical Energy\\E_{e} = elastic energy\\E_{k} = kinetic energy\\E_{p}= potential energy

The units for energy are given in joules [J] for the SI and Btu for the IP system

3 0
3 years ago
Read 2 more answers
One carpenter builds 1/5 of a house in 3/4 of a day and the other builds 2/5 of a house in the same amount of time. How many hou
AlladinOne [14]

Answer:

4/5 houses

Explanation:

The speed of the first carpenter is:

(1/5 house) / (3/4 day) = 4/15 house/day

The speed of the second carpenter is:

(2/5 house) / (3/4 day) = 8/15 house/day

Together, their combined speed is:

4/15 house/day + 8/15 house/day = 12/15 house/day

= 4/5 house/day

Per day, the two carpenters build 4/5 of a house.

4 0
3 years ago
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