Recent questions in Physics

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Which resistors in the circuit must always have the same current?A.B and CB.A and BC.C and DD.A and D

TARJU asked Jul 7, 2023

by TARJU

6.6k points

1 answer

3 votes

34.6k views

The group one metals are called alkaline metal and group two metals are called alkaline earth metal why?

Koblas asked Jul 7, 2023

by Koblas

4.9k points

1 answer

15 votes

117k views

How much heat is given out when a piece ofiron of mass 80g and specific heatcapacity 460J/kg/°C cools from 100°cto 40°C.

LeCoda asked Jul 7, 2023

by LeCoda

5.8k points

1 answer

5 votes

234k views

How many games are in a match of table tennis?

Kero Fawzy asked Jul 7, 2023

by Kero Fawzy

7.0k points

1 answer

6 votes

90.7k views

Which two planets in our solar system do not have any moons?.

Sebastian Meine asked Jul 7, 2023

by Sebastian Meine

7.1k points

1 answer

2 votes

137k views

Determine the equivalent capacitance of the combination shown when C = 12 n

KevinO asked Jul 7, 2023

by KevinO

5.9k points

1 answer

21 votes

193k views

A 3.0 cm wire carrying a current of 10A is placed inside a solenoid perpendicular to its axis. The magnetic field inside the solenoid is given to be 0.27T . what is the magnetic force on the wire ?

Dmytrii Nagirniak asked Jul 7, 2023

by Dmytrii Nagirniak

5.6k points

1 answer

3 votes

73.7k views

A 5kg block starts from rest and slides down 4m along a 30° inclined plane. Find the change in kinetic energy

Bartolinio asked Jul 7, 2023

by Bartolinio

5.7k points

1 answer

6 votes

40.2k views

Hi if you know the answer could you please put it below thank you x

Buzoherbert asked Jul 7, 2023

by Buzoherbert

5.6k points

1 answer

3 votes

64.9k views

14. If the spring constant of a simple harmonic oscillator is doubled, by what factor will the mass of the system need to change in order for the frequency of the motion to remain the same? Please show

LRLucena asked Jul 7, 2023

by LRLucena

6.2k points

1 answer

1 vote

121k views

A diagram of a student on a playground swing is shown below. At which point is the kinetic energy the greatest?A. Point 1B. Point 2C. Point 3D. Point 4

SonicProtein asked Jul 7, 2023

by SonicProtein

6.7k points

1 answer

1 vote

103k views

Multiple Choice: A car with a mass of 825 kg moves along the roadway at aspeed of 15 m/s to the east. What impulse is required to decrease the speed of theboat to 10 m/s east?

Elclanrs asked Jul 7, 2023

by Elclanrs

7.0k points

1 answer

5 votes

207k views

How many galaxies do astronomers estimate are in the universe.

Vincent Duprez asked Jul 7, 2023

by Vincent Duprez

5.7k points

1 answer

13 votes

137k views

A 0.8 kg toy car is pushed with a force of 4 N. What is the acceleration of the toy car? 2.1 m/s2 ⊝ 3.3 m/s2 ⊝ 5.0 m/s2 ⊝ 6

Sbzoom asked Jul 7, 2023

by Sbzoom

6.4k points

1 answer

4 votes

162k views

Guys fr i don't understand physics if it takes 10 seconds to drive around 450 cm. Using your mathematical model, calculate the distance your car would travel at 15 seconds.

Dominic Cleal asked Jul 7, 2023

by Dominic Cleal

6.6k points

1 answer

5 votes

166k views

Which one of the following statements concerning electromagnetic waves is false?a. One form of electromagnetic radiation is visible light.b. All electromagnetic waves travel through a vacuum region at

Michael Tempest asked Jul 7, 2023

by Michael Tempest

6.3k points

1 answer

5 votes

134k views

Carbon 14 decays to Nitrogen 14 by beta emission, as follows:146C----> 147N + betaHow much energy, in MeV, is released?

Steven P asked Jul 7, 2023

by Steven P

6.4k points

1 answer

2 votes

234k views

If a car speeds up from 0 to 30 m/s in 2s calculate its acceleration rate.

Vecta asked Jul 7, 2023

by Vecta

6.3k points

1 answer

4 votes

10.6k views

Express 2000km to metres

Aldok asked Jul 7, 2023

by Aldok

6.5k points

2 answers

6 votes

196k views

What is the name given to these numbers64,49,36,25,16

Stefan Rasmusson asked Jul 7, 2023

by Stefan Rasmusson

6.3k points

1 answer

5 votes

78.0k views

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