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Calculate the magnitude of the repulsive force between a +500μC charge and a +100μC charge which are 5 m apart. [k=9×109 Nm2C-1]

Alexey Korsun asked Aug 1, 2023

by Alexey Korsun

6.2k points

1 answer

3 votes

156k views

Which of the following nuclear configurations would be most stable? A nucleus with more than 83 protons A nucleus with less than 40 total nucleons A nucleus with an odd number of protons and an odd number

Steven Behnke asked Aug 1, 2023

by Steven Behnke

6.5k points

1 answer

7 votes

79.4k views

Help me becase im stuck and dont know what to do

Alafia asked Aug 1, 2023

by Alafia

6.1k points

1 answer

1 vote

115k views

The index of refraction of ethanol is 1.37 calculate the speed of light in ethanol

Prateik Darji asked Aug 1, 2023

by Prateik Darji

6.9k points

1 answer

3 votes

63.4k views

What distance (km) will be travers if you’re going 120km/hr for 1/2 hours?

Harry Stuart asked Aug 1, 2023

by Harry Stuart

6.7k points

1 answer

1 vote

19.2k views

A hair dryer draws 9.0 A when plugged into a 120-V line. (a) What is its resistance? (b) How much charge passes through it in 15 min?

Jonathan Petitcolas asked Aug 1, 2023

by Jonathan Petitcolas

6.9k points

1 answer

0 votes

50.0k views

How long does it take a laser beam to hit the moon and return to earth?

XiB asked Aug 1, 2023

by XiB

7.0k points

1 answer

3 votes

113k views

10. A ball is attached to a string of length 4 m to make a pendulum. The pendulum is placed at a location that is away from the Earth’s surface by twice the radius of the Earth. What is the acceleration

Opike asked Aug 1, 2023

by Opike

6.6k points

2 answers

25 votes

7.6k views

Two main sequence stars, one red and one blue, are located the same distance from the earth. if these stars are observed, what will you see?

Hmn Falahi asked Aug 1, 2023

by Hmn Falahi

6.2k points

1 answer

4 votes

172k views

A biker rode up a 20 km hill in 2 hours and down the hill in 0. 5 hours without stopping. What was his average speed:.

Moxy asked Aug 1, 2023

by Moxy

7.1k points

1 answer

19 votes

36.3k views

For most objects, when they are heated they:A.always have a temperature increase.B.get smaller.C.always have a phase change.D.get bigger.

Varada asked Aug 1, 2023

by Varada

6.9k points

1 answer

2 votes

167k views

At what angle two forces P + Q and (P - Q) act so that their resultant is : (i) \sf \sqrt{3 {p}^(2) + {q}^(2) } (ii) \sf \sqrt{2( {p}^(2) + {q}^(2) )} (iii) \sf \sqrt{ {p}^(2) + {q}^(2) } \underline{ \rule{888pt}{3pt}}

Llioor asked Aug 1, 2023

by Llioor

7.6k points

2 answers

13 votes

223k views

44) Find the x coordinate of the center of mass of the bricks shown.

Warpzit asked Aug 1, 2023

by Warpzit

6.9k points

2 answers

2 votes

119k views

A circular loop of radius 0.0400 m is oriented 75.0 degrees to a magnetic field. If the magnetic flux through the loop is 9.59 x 10-7 Wb, what is the strength of the field?

Hyounis asked Aug 1, 2023

by Hyounis

6.5k points

2 answers

4 votes

169k views

Can you help me with this puzzle with a decoder ring BDONC,ZVP has to be all lower case

Bohdi asked Aug 1, 2023

by Bohdi

6.4k points

1 answer

3 votes

209k views

I’m a little confused on the question like what it’s asking me and also this is like an IXL it’s like a different form if that makes sense but I’m not sure about the answer on this one

Zts asked Aug 1, 2023

by Zts

5.9k points

1 answer

3 votes

176k views

A 0.85 kg soccer ball is booted straight up in the air. If it left the soccer player's foot at a height of 1.0 m and reaches a height of 47.0 m, what was its kinetic energy immediately after it was kicked?

Salt Hareket asked Aug 1, 2023

by Salt Hareket

6.4k points

1 answer

20 votes

173k views

12. Tom has two pendulums with him. Pendulum 1 has a ball of mass 0.1 kg attached to it and has a length of 5 m. Pendulum 2 has a ball of mass 0.5 kg attached to a string of length 1 m. How does mass of

Jeff Meatball Yang asked Aug 1, 2023

by Jeff Meatball Yang

7.0k points

1 answer

22 votes

47.1k views

what percentage of the earth's mass is the moon's mass?earth's mass - 5.98 x 10²⁴ kgmoon's mass - 7.35 x 10²² kg

Fruitjs asked Aug 1, 2023

by Fruitjs

7.0k points

1 answer

4 votes

204k views

Suppose you look at the huge clock on the Big Ben Tower in London and it reads 12 noon. If you could travel away from the clock at the speed of light and view it with a telescope, it would

Jugal K Balara asked Aug 1, 2023

by Jugal K Balara

6.6k points

1 answer

9 votes

29.3k views

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