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A powder-actuated tool must not be able to operate until it is pressed against a work surface with a force of at least ______ pounds greater than the total weight of the tool.

Mike Ottum asked Dec 26, 2024

by Mike Ottum

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Two forces whose resultant is 100 N are at an angle to each other. If one of them makes an angle of 30° with the resultant, determine its magnitude. a) 50 N b) 70 N c) 80 N d) 90 N

Chat asked Dec 26, 2024

by Chat

8.6k points

1 answer

2 votes

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An object with mass m is at rest on the floor. What is the magnitude and direction of thee normal force acting on it? Enter your response Comes from 4.4 Newton's Third Law of Motion: Symmetry in Forces

Jbarrameda asked Dec 26, 2024

by Jbarrameda

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1 answer

1 vote

128k views

What happens when velocity of fluid flow increases according to Bernoulli's principle

Jay Hewitt asked Dec 26, 2024

by Jay Hewitt

8.1k points

1 answer

4 votes

44.8k views

Why is it generally necessary to jack an aircraft indoors for weighing? A. so that air currents do not destabilize the scales B. so aircraft may be placed in a level position C. so weighing scales may

Jpmottin asked Dec 26, 2024

by Jpmottin

8.9k points

1 answer

5 votes

6.7k views

A tire turns through an angular displacement 628 radiant. How many revolutions did it turn? a) 100 revolutions b) 50 revolutions c) 200 revolutions d) 25 revolutions

Michael Ushakov asked Dec 26, 2024

by Michael Ushakov

8.4k points

1 answer

1 vote

87.7k views

Match the following pairs: Group A Group B Ports Connecting interface First microprocessor Intel 4004 Modem Input/output device Magnetic tape Motherboard

Mrmryb asked Dec 26, 2024

by Mrmryb

7.7k points

1 answer

0 votes

9.5k views

Motion is affected by solid objects in contact. In what other situations does friction affect motion?

Beverly asked Dec 26, 2024

by Beverly

7.4k points

1 answer

3 votes

231k views

Contact forces are not equal when one object accelerates another . a.True b.False

Afsar Ahamad asked Dec 26, 2024

by Afsar Ahamad

8.2k points

1 answer

1 vote

160k views

PRACTICE QUESTIONS - Energy Transfer Question Id: 52926 1x Rob wants to roast marshmallows while camping with his family. Which would be the BEST way to produce the heat energy needed to roast marshmallows?

Alwinius asked Dec 26, 2024

by Alwinius

8.7k points

1 answer

0 votes

80.3k views

Assuming average sea level continues to rise at the same rate as it did 1990-2005, how much will sea level have risen by the year 2050? a) 10 centimeters b) 20 centimeters c) 30 centimeters d) 40 centimeters

BradzTech asked Dec 26, 2024

by BradzTech

7.3k points

1 answer

3 votes

180k views

A 20-kg block on a horizontal surface is attached to a light spring (force constant = 8.0 kN/m). The block is pulled 10 cm to the right from its equilibrium position and released from rest. When the block

Elvis Dukaj asked Dec 26, 2024

by Elvis Dukaj

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1 answer

0 votes

72.0k views

Multiple coil elements linked with multiple receiver coils are called ________ ________ & are compatible with parallel imaging

Angelicos Phosphoros asked Dec 26, 2024

by Angelicos Phosphoros

7.9k points

1 answer

5 votes

68.8k views

4. Given a material of index of 1.35 and an angle of refraction of 15 degrees what would the angle of incidence most likely bein air where the index is 1?

David Mabodo asked Dec 26, 2024

by David Mabodo

7.8k points

1 answer

3 votes

113k views

Which of the following elements are commonly added to sand when making glass, to improve its thermal properties? Select all that apply. a) Sodium (Na) b) Calcium (Ca) c) Aluminum (Al) d) Boron (B)

NathanPB asked Dec 26, 2024

by NathanPB

8.9k points

1 answer

3 votes

155k views

Why are f2 and r negative?

Alexander Lubyagin asked Dec 26, 2024

by Alexander Lubyagin

8.3k points

1 answer

2 votes

34.5k views

Calculate the acceleration of a marble starting from rest and rolling down an incline to a final velocity of 4.0 m/s in 2.0 seconds?

Hartmut Pfarr asked Dec 26, 2024

by Hartmut Pfarr

7.9k points

1 answer

0 votes

96.3k views

Drivers should compensate for a lack of depth perception by..

Amoolya S Kumar asked Dec 26, 2024

by Amoolya S Kumar

7.7k points

1 answer

0 votes

161k views

Each photoelectron that arrives at the output phosphor produces _____ times as many light photons as were necessary to create it.

Baptiste Mathus asked Dec 26, 2024

by Baptiste Mathus

9.1k points

1 answer

1 vote

105k views

The drag coefficient of a car at the design conditions of 1 atm,25 ∘C, and 90 km/h is to be determined experimentally in a large wind tunnel in a full-scale test. The height and width of the car are 1.

JkShaw asked Dec 26, 2024

by JkShaw

7.8k points

1 answer

2 votes

79.3k views

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