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What is the cutting speed in surface feet per minute of a 20-in bandsaw if the wheel turns at 800 RPM? A) 2090 ft/min B) 2300 ft/min C) 1830 ft/min D) 1950 ft/min

Phanto asked Dec 27, 2024

by Phanto

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An electric blender with the resistance of 50 is connected to thevoltage supply of 230 V. Calculate power.

Tajihiro asked Dec 27, 2024

by Tajihiro

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1 answer

4 votes

223k views

slide 4: for the pendulum described in slide 3, consider a thread that can withstand n of force before snapping. will the string snap during the motion analyzed in slide 3? draw arrows representing the

Aaditya asked Dec 27, 2024

by Aaditya

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In the biathlon event in the Olympics, a rifle with a mass of 2.5 kg shoots a bullet with a mass of 0.02 kg. After being shot, the bullet travels at a speed of 525 m/s. What is the total momentum of the

Sinan ILYAS asked Dec 27, 2024

by Sinan ILYAS

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1 answer

3 votes

85.3k views

The difference between the apparent magnitude and the absolute magnitude is known as the______ a.measuring the distance modulus of cepheid variables b.measuring the parallax of stars measurements. c. mapping

Shoko asked Dec 27, 2024

by Shoko

7.6k points

1 answer

2 votes

110k views

Identify the technical disadvantages of single - phase x-ray generators over three - phase generators: 1. varying tube potential 2. near constant tube potential 3. high effective kilovoltage 4. relatively

Ani Alaverdyan asked Dec 27, 2024

by Ani Alaverdyan

8.4k points

1 answer

2 votes

17.9k views

Calculate the drag force on a 60-cm-diameter, 6-m-long cylinder if 820°C-air is blowing nor-mal to its axis at 40 km/h and the cylinder: (a) Is a section of a very long cylinder

Kannappan asked Dec 27, 2024

by Kannappan

8.2k points

1 answer

2 votes

59.5k views

A radar is being calibrated and is tracking an aircraft approaching head-on. the radar's first pulse transmitted at t = 0 returns 21.54μs after it is transmitted and the second pulse transmitted at t =

Elrrrrrrr asked Dec 27, 2024

by Elrrrrrrr

8.1k points

1 answer

3 votes

172k views

Q3. Which planets have the most moons? What characteristic do they share that might be the cause of so many moons orbiting them?

ShNIL asked Dec 27, 2024

by ShNIL

8.2k points

1 answer

5 votes

202k views

Fluorescent materials that emit light when they absorb certain electromagnetic wavelengths are known as: a) Phosphors b) Reflectors c) Emulsions d) Radiosensors

Yossile asked Dec 27, 2024

by Yossile

7.8k points

1 answer

1 vote

155k views

Name the element: I am a non-reactive, stable element that has the smallest radius in my group.

SvEnjoyPro asked Dec 27, 2024

by SvEnjoyPro

7.5k points

1 answer

4 votes

161k views

Why is space exploration important for the future of mankind? a. Discovering new resources b. Advancing scientific knowledge c. Ensuring survival beyond Earth d. Facilitating global cooperation

Tai Nguyen asked Dec 27, 2024

by Tai Nguyen

8.4k points

1 answer

0 votes

216k views

A passenger train traveled to New York and back. The trip there took 16 hours and the trip back took 20 hours. What was the passenger trains average speed on the trip there if it averaged 20 km/h on the

Elvera asked Dec 27, 2024

by Elvera

8.8k points

1 answer

5 votes

185k views

A person walks steadily for 10.0 seconds away from the origin for a distance of 20.0 m, slows to a stop in 2.0 seconds while traveling another 2.0 m, turns around and speeds up for 2 seconds to a speed

Fadi Alkadi asked Dec 27, 2024

by Fadi Alkadi

8.5k points

1 answer

4 votes

9.7k views

Arrange the following according to their ability to act as radiation shields, with the best first and worst last. Explain your ordering in terms of how radiation loses its energy in matter. a) Water, Lead,

Vincent Moulene asked Dec 27, 2024

by Vincent Moulene

8.6k points

1 answer

2 votes

7.0k views

A spring has an unstretched length of 9.0 cm . It exerts a restoring force F when stretched to a length of 11 cm .For what total stretched length of the spring is its restoring force 3F ?

Robert Love asked Dec 27, 2024

by Robert Love

7.9k points

1 answer

0 votes

47.1k views

Two parallel plates of area 7.34x10-4 m^2 have 5.83x10-8 C of charge placed on them. A 6.62x10-6 C charge q1 is placed between the plates. What is the magnitude of the electric force on q1? a. 2.01 × 10^-1

Nick Ludlam asked Dec 27, 2024

by Nick Ludlam

8.5k points

1 answer

0 votes

142k views

True or False: On any heating curve, energy is added and therefore it is always endothermic.

Deadtime asked Dec 27, 2024

by Deadtime

8.0k points

1 answer

2 votes

176k views

The temperature dependence of Fermi energy is expressed as: EF(T)=EF₀ [1− π²/12(kT/EF₀)] where the Fermi energy at T=0 K is given by: EF₀=(h²/8mₑ)(3n/n)²/³ Consider, the density of gold (Au) is 19.3

Esty asked Dec 27, 2024

by Esty

8.8k points

1 answer

2 votes

196k views

Positive charge is uniformly distributed around a semicircle. What is the electric field that this charge produces at the center of curvature p?

Kaldrr asked Dec 27, 2024

by Kaldrr

8.0k points

1 answer

5 votes

106k views

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