Questions by David Richards

Questions by David Richards

A single square-thread screw has an input power of 3 kW at a speed of 1 rev/s. The screw has a diameter of 40 mm and a pitch of 8 mm. The frictional coefficients are 0.18 for the threads and 0.09 for the

asked Dec 27, 2021

2 answers

5 votes

12.5k views

Which phrase uses the rhetorical device pathos? Declaration of independence

asked Nov 12, 2021

2 answers

0 votes

61.0k views

A random Gaussian process x has a mean of 2.5 and variance of 0.36. Calculate the probability of the random variable having a value less than 3.

asked Oct 23, 2021

1 answer

4 votes

191k views

African lungfish, which are often found in small stagnant pools of fresh water, produce urea as a nitrogenous waste. What is the advantage of this adaptation? a. Urea takes less energy to synthesize than

asked Sep 16, 2021

2 answers

1 vote

200k views

Pls need help ASAP 20 points Please give me right answers

asked Jul 14, 2021

1 answer

0 votes

16.1k views

Someone help me please! i need the slope to this (1,6) and (3,8)=

asked Jun 22, 2021

1 answer

2 votes

68.6k views

What are the things they are checking right now? the rooms the computers the passengers the hotel registration books

asked Apr 15, 2021

2 answers

4 votes

182k views

Write an expression for the sequence of operations described below. raise 5 to the 7th power, then subtract the result from t Do not simplify any part of the expression.

asked Apr 4, 2021

2 answers

0 votes

228k views

Hi can someone help me solve this problem. I’m seriously stuck.(thank you for your time)

asked Feb 26, 2021

1 answer

0 votes

28.9k views

2. Which of the following is a main part of the cell theory? a. All organisms are made up of one or more cells. b. All the life functions of an organism occur within cells. C. All cells come from preexisting

asked Jan 11, 2021

1 answer

4 votes

198k views

An electron is a particle with a ____.

asked Dec 23, 2020

2 answers

5 votes

155k views

Use the method of Lagrange Multipliers to End the maximum and minimum values of the function subject to the given constraints: f(x, y, z) = yz + xy xy = 1 y^2 + z^2 = 1

asked Oct 8, 2020

1 answer

1 vote

232k views

Julie and mark are selling wrapping paper for a school fundraiser. Julie sold 13 rolls of plain wrapping paper and 8 rolls of holiday paper to earn $292. Mark sold 7 rolls of plain wrapping paper and 2

asked Jul 8, 2020

1 answer

4 votes

25.2k views

Why does reducing solute particle size increasethe speed at which the solute dissolves in water?

asked Mar 10, 2020

1 answer

2 votes

77.4k views

Assign numMatches with the number of elements in userValues that equal matchValue. userValues has NUM_VALS elements. Ex: If userValues is {2, 1, 2, 2} and matchValue is 2 , then numMatches should be 3.

asked Feb 18, 2020

1 answer

1 vote

117k views

Brusveen Corporation applies manufacturing overhead to jobs on the basis of direct labor-hours. The following information relates to Brusveen for last year: Estimated Actual Direct labor-hours 15,000 14,

asked Feb 10, 2020

1 answer

3 votes

61.6k views

AROUND 25 POINTS Select the correct answer from each drop-down menu. Read the paragraph below and complete the sentences. Stories generally provide entertainment, but some have morals embedded in them.

asked Apr 28, 2019

2 answers

5 votes

51.9k views

What is 28% of 70? Also, 0.9% of 54? Thank you in advance!

asked Apr 22, 2019

1 answer

5 votes

161k views

Point Q(-1, 5) is reflected across the line x = -1. What are the coordinates of its image? (-1, 5) (5, -1) (1, 5) (-1, -5)

asked Jan 7, 2019

2 answers

5 votes

86.2k views

East Germany joined the _______ in October 1990.

asked Dec 18, 2018

1 answer

5 votes

138k views

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