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IceJOKER [234]
3 years ago
9

How much force is required if the ramp is 15 ft long

Engineering
1 answer:
lord [1]3 years ago
6 0

Answer:

do yah stiil need help

Explanation:

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Troy must keep track of the amount of refrigerant he uses from a 50-pound cylinder to ensure that accurate
IgorLugansk [536]

Answer:

Amount of gas still in cylinder = 28 pound

Explanation:

Given:

Amount of gas in cylinder = 50 pound

Amount of gas used in Ms. Jones system = 13 pound

Amount of gas used in client system = 9 pound

Find:

Amount of gas still in cylinder

Computation:

Amount of gas still in cylinder = Amount of gas in cylinder - Amount of gas used in Ms. Jones system - Amount of gas used in client system

Amount of gas still in cylinder = 50 - 13 - 9

Amount of gas still in cylinder = 28 pound

7 0
3 years ago
Calculate the change of entropy of 2 kg of air when its temperature increases from 400 K to 500 K at constant pressure equal to
harkovskaia [24]

Answer:

0.45516

Explanation:

ENTROPY : Entropy is a measure of molecular disorder it is denoted by S. Entropy is also measured in terms of thermal energy and temperature it is equal to thermal energy per unit temperature.

from the table S₁=1.99194 KJ/kg.k (at 400k)

from the table S₂=2.21952 KJ/kg.k (at 500k)

so total entropy change is given by =m (S₂-S₁)

=2(2.21952-1.99194)

=0.45516

                       

4 0
3 years ago
How high can you trork this car do you think?
Serjik [45]

Answer:

Explanation:

what does trork mean?

7 0
4 years ago
Read 2 more answers
A scientist who is evaluating an ancient human skeleton for signs of vitamin and nutrient deficiency is conducting:
lawyer [7]

Answer:

paleopathology

Explanation:

Paleopathology is a relatively new discipline.

Paleopathology is mainly the study of the traces of disease left in fossils and mummies. It also includes the study of the signs related to the disease in archaeological objects.

8 0
3 years ago
The Machine Shop has received an order to turn three alloy steel cylinders. Starting diameter = 250 mm and length = 625 mm. Feed
Aneli [31]

Answer:

cutting speed is 365.71 m/min

Explanation:

given data

diameter D = 250 mm

length L = 625 mm

Feed f = 0.30 mm/rev

depth of cut = 2.5 mm

n = 0.25

C = 700

to find out

the cutting speed that will allow the tool life to be just equal to the cutting time for the three parts

solution

we will apply here cutting time formula that is express as

Tc = \frac{\pi DL}{1000*f*V}         .......................1

here D is diameter and L is length and f is feed and V is speed

so we get

Tc = \frac{\pi (250)*625}{1000*0.3*V}

Tc = \frac{1636.25}{V}

and we know tool life is

T = 3 × Tc        ................................2

here T is tool life and Tc is cutting time

so find here tool life by put value in equation 2

T = 3 ×  \frac{1636.25}{V}

by taylor tool formula cutting speed is

VT^{0.25} = 700

V × (3*\frac{1636.25}{V})^{0.25} = 700

V^{0.75}  × 8.37 = 700

V = 365.71

so cutting speed is 365.71 m/min

5 0
3 years ago
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