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An artificial satellite circling the Earth completes one orbit in 90 minutes. What is the approximate altitude of the satellite? (a) 26,000 km (b) 35,786 km (c) 42,164 km (d) 63,781 km

Grim Fandango asked Sep 23, 2024

by Grim Fandango

6.9k points

1 answer

0 votes

38.6k views

A car starts from rest and travels for 8.0 S with a uniform acceleration of +1.5 m/s². The driver then applies the brakes, causing a uniform acceleration of -2.0 m/s2. If the brakes are applied for 5.0

Andrei Mankevich asked Sep 23, 2024

by Andrei Mankevich

8.3k points

1 answer

4 votes

55.5k views

Measurements are usually taken in what system around the world? 1) Metric system 2) Imperial system 3) Customary system 4) Both Metric and Imperial systems

Gaynelle asked Sep 23, 2024

by Gaynelle

7.3k points

1 answer

5 votes

85.3k views

What kind of loop in this system? exponential closed infinite open

Nivniv asked Sep 23, 2024

by Nivniv

8.6k points

1 answer

0 votes

172k views

Canadian tire pressure gauges are marked in units of kilopascals. What reading on such a gauge corresponds to 32 psi? a) 221 kPa b) 2210 kPa c) 320 kPa d) 3200 kPa

John Joseph asked Sep 23, 2024

by John Joseph

7.7k points

1 answer

2 votes

83.2k views

The engine of a 1,442 kg car is capable of providing a horizontal force of 4,691 N. What will the car’s velocity be after 8 s if it starts from rest? Assume there is no friction.

Timkado asked Sep 23, 2024

by Timkado

8.0k points

1 answer

2 votes

162k views

___/___A student of mass 50 kg stands on a scale in an elevator. The scale reads 800N. Which of the following could describe how the elevator is moving? (A) Moving downward and slowing down (B) Moving

AdmiralWen asked Sep 23, 2024

by AdmiralWen

7.4k points

1 answer

1 vote

171k views

When quality factor called spatial frequency is increased, so does the: 1. light spread 2. number of photons 3. number of line pairs/ mm 4. object size

Thijs Koerselman asked Sep 23, 2024

by Thijs Koerselman

8.1k points

1 answer

3 votes

161k views

One end of a 30-m rope is tied to a tree; the other end is tied to a car stuck in the mud. The motorist pulls sideways on the midpoint of the rope, displacing it a distance of 2 m. If he exerts a force

Sivajee Battina asked Sep 23, 2024

by Sivajee Battina

8.4k points

1 answer

3 votes

205k views

on the blue print of a house, 39 meters represent 6 meters. The length of the livng room is 52 millimeterson the blueprint. what is the actual lenth of the living room.

Marcusficner asked Sep 23, 2024

by Marcusficner

8.5k points

1 answer

1 vote

118k views

Is it possible for energy to run out or to be created? A. Yes, energy is lost during each transfer. B. No, energy never leaves the object it is in. C. Yes, once an object loses its energy, it's gone. D.

Aek asked Sep 23, 2024

by Aek

8.0k points

1 answer

1 vote

235k views

A 6 g handball moving with a speed of 1.5 m/s strikes a wall at an angle of 49◦ with the horizontal and then bounces off with the same speed at the same angle. it is in contact with the wall for 0.9 ms.

Roman Podymov asked Sep 23, 2024

by Roman Podymov

7.2k points

1 answer

3 votes

156k views

Suppose you have a map that uses the scale 1 cm to 200 m. You draw a new map of the same place using the scale 1 cm to 20 m. 1. How does your new map compare to your original map in terms of length? 2.

Benjamin Conant asked Sep 23, 2024

by Benjamin Conant

7.5k points

1 answer

5 votes

200k views

Maximum deflection of the phaseangle voltmeter occurs when what phase relationships exists between the two signals? 1. 0° or 90° 2. 0° or 180° 3. 90° or 120° 4. 90° or 180°

Jun Zhou asked Sep 23, 2024

by Jun Zhou

7.4k points

1 answer

1 vote

72.8k views

What is the flow of electricity along a conductor called? a) An electric current b) Cataphoresis c) A wavelength d) Photothermolysis

Simon Judd asked Sep 23, 2024

by Simon Judd

7.5k points

1 answer

1 vote

35.4k views

A rectangular fish tank measuring 0.75 m x 0.50 m filled with water up to height of 65 cm. What is the gauge pressure on the bottom of the tank?

Moselle asked Sep 23, 2024

by Moselle

7.4k points

1 answer

0 votes

53.1k views

Calculate the approximate diameter of Earth. Use the lowest figure for the thickness of the crust. Show your work.

Shivang Agarwal asked Sep 23, 2024

by Shivang Agarwal

7.2k points

1 answer

4 votes

793 views

"Which describes a value for density? A avalue for volume, such as m, divided by a value for mass, such as kg B a value for mass, such as kg, divided by a value for volume, such as m C avalue for distance,

RaphaelDDL asked Sep 23, 2024

by RaphaelDDL

7.5k points

1 answer

3 votes

176k views

If the distance between the first bright band and the tenth bright band in Yeong He's slits experiment is (18 mm) and the distance between the two parallel slits is (0.15 mm) and the screen is (0.5 m)

Amigolargo asked Sep 23, 2024

by Amigolargo

8.2k points

1 answer

5 votes

20.2k views

What indicates over rotation of an oblique L-spine?

Martin Schaer asked Sep 23, 2024

by Martin Schaer

6.8k points

1 answer

0 votes

52.1k views

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