Recent questions in Physics

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2. If you are walking at a constant velocity of 5 km/h and a car passes you by at the speed of 20 km/h from behind, what is the car's velocity from your viewpoint?

Elirigobeli asked Jun 9, 2023

by Elirigobeli

2.9k points

1 answer

19 votes

350k views

What is a substance

Ethanolle asked Jun 9, 2023

by Ethanolle

2.4k points

1 answer

19 votes

113k views

An element with a mass of 550 grams decays by 6. 5% per minute. To the nearest minute, how long will it be until there are 240 grams of the element remaining?.

Rurp asked Jun 9, 2023

by Rurp

3.3k points

2 answers

4 votes

520k views

Ahmad pulls a sled across level snow by 75 N . If the sled moves 15 m , how much work does Ahmad do on the sled?

TryHarder asked Jun 9, 2023

by TryHarder

2.6k points

1 answer

4 votes

99.8k views

An object of mass m = 2 kg is initially moving forward when a net force F = 18 N acts on the object in the forward direction. While the force is applied, the object travels a distance x = 6 meters in a

Bruce Ritchie asked Jun 9, 2023

by Bruce Ritchie

2.8k points

1 answer

37 votes

69.9k views

Suppose the relative humidity of air was 96% on a cold morning when the temperature was 20 degree Celsius . In the afternoon, the air temperature has risen to 35 degree Celsius , but the actual amount

Stracktracer asked Jun 9, 2023

by Stracktracer

3.3k points

1 answer

9 votes

503k views

If you are measuring the wavelength of a transverse wave, why doesn’t it matter whether you measure it between crests or between troughs?

Amir Hajiha asked Jun 9, 2023

by Amir Hajiha

2.8k points

1 answer

22 votes

231k views

When will a generator produce a current?A. When the wire inside the generator is coiledB. When a magnet is placed near the generatorC. When it is connected to a batteryD. When a magnet is moving through

Talhature asked Jun 9, 2023

by Talhature

2.7k points

1 answer

1 vote

240k views

1) Determine the average speed of a bicycle that travels 15 m in 3.5 seconds.

Afzalulh asked Jun 9, 2023

by Afzalulh

3.4k points

1 answer

36 votes

315k views

If a 50 N block experiences a force of kinetic friction of 11 N from surface of a table, then what is the coefficient of kinetic friction between the block and the table?

Derflocki asked Jun 9, 2023

by Derflocki

3.0k points

2 answers

44 votes

314k views

Four wires running through the corners of a square with sides of length 16.166 cm carry equal currents, 3.684 A. Calculate the magnetic field at the center of the square.

Fabiofcferreira asked Jun 9, 2023

by Fabiofcferreira

2.5k points

1 answer

31 votes

371k views

How may the stability of a body be increased?

Bennidhamma asked Jun 9, 2023

by Bennidhamma

2.6k points

2 answers

33 votes

292k views

An architecture student working at a drafting table requires some muscle action in order to support her head. As shown in the figure, three forces act on her head. If the force provided by muscles isFy

Wasigh asked Jun 9, 2023

by Wasigh

2.5k points

1 answer

14 votes

505k views

The doctor gives Steven's family a report that Steven has had damage to his brain stem. What does this MOST likely mean for Steven? 1.He will not produce hormones in his body. 2.He will struggle to be

Simon Kocurek asked Jun 9, 2023

by Simon Kocurek

2.7k points

1 answer

7 votes

74.6k views

A cosmic ray electron moves at 7.50 × 106 m/s perpendicular to the Earth’s magnetic field at an altitude where field strength is 1.00 × 10−5 T. What is the radius of the circular path the electron follows?

Nils Guillermin asked Jun 9, 2023

by Nils Guillermin

2.7k points

1 answer

2 votes

202k views

The period of a sound wave coming from an instrument is 0. 002 seconds. What is the frequency of the sound?.

Oliver Williams asked Jun 9, 2023

by Oliver Williams

3.0k points

1 answer

33 votes

501k views

How would I answer this question by using this method:- finding E using E=KQ/r^2- plugging that value into 2Ecostheta to get the final answer

Arunagw asked Jun 9, 2023

by Arunagw

2.8k points

1 answer

44 votes

449k views

How much work does ben do on his suitcase during the entire motion?

Roseann Solano asked Jun 9, 2023

by Roseann Solano

3.5k points

1 answer

22 votes

257k views

Four point charges, each of magnitude 2.38 µC, are placed at the corners of a square 75.2 cm on a side. If three of the charges are positive and one is negative, find the magnitude of the force experienced

Caldazar asked Jun 9, 2023

by Caldazar

3.1k points

1 answer

33 votes

216k views

Standing wavesIn material that is open on one end and closed on the other, only the [ ]a)evenb)odd

Messy asked Jun 9, 2023

by Messy

2.1k points

1 answer

1 vote

535k views

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