Recent questions in Physics

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A A tennis ball is hit vertically upward with a velocity of 30 ms-1. It takes 3 s to reach the highest point. Calculate the maximum height reached by the ball. How long it will take to return to ground?

Kumar Mangalam asked Jul 10, 2023

by Kumar Mangalam

6.2k points

1 answer

11 votes

206k views

What are voltage and current in electricity?

FrancMo asked Jul 10, 2023

by FrancMo

6.0k points

1 answer

17 votes

6.9k views

What symbol would best represent an electric fan speed controller in an electric circuit?.

Drumfire asked Jul 10, 2023

by Drumfire

6.1k points

1 answer

4 votes

230k views

What kind of nutrient comes from water and air? mineral nutrients non-mineral nutrients

Ejectamenta asked Jul 10, 2023

by Ejectamenta

6.7k points

2 answers

20 votes

90.0k views

If the distance between two objects is 15.00 m and the distance is tripled, then what is the new distance?

Mdominick asked Jul 10, 2023

by Mdominick

5.8k points

1 answer

5 votes

55.3k views

A plane left 30 minutes late than its scheduled time and in order to reach the destination 1500 km away in time, it had to increase its speed by 100 km/h from the usual speed. Find its usual speed.

Grethel asked Jul 10, 2023

by Grethel

6.2k points

1 answer

2 votes

103k views

15. A vector a in the xy-plane has a length of 9 units and points in a direction that is 120° counterclockwise from the pos- itive x-axis, and a vector b in that plane has a length of 5 units and points

Jack Noble asked Jul 10, 2023

by Jack Noble

6.5k points

1 answer

2 votes

215k views

Concrete has a density of 2400 kg/m³. Calculate the mass of 150 m³ of concrete in kilograms.

Chris Vogt asked Jul 10, 2023

by Chris Vogt

6.2k points

1 answer

0 votes

83.2k views

A 4.0 kW clothes dryer is connected to a 220 V circuit. How much current does the dryer use?

AKzenT asked Jul 10, 2023

by AKzenT

6.2k points

1 answer

0 votes

173k views

A car has an initial velocity of 10m/s. It accelerates at a rate of 2m/s2 until it reaches 30m/s. How far does it travel and for how long?

Peter Wretmo asked Jul 10, 2023

by Peter Wretmo

5.8k points

1 answer

18 votes

187k views

What is the initial velocity of a ball that starts at 2.4 meters, is in the air for a total of 4.7 seconds and travels a distance of 18.6 meters

Pondidum asked Jul 10, 2023

by Pondidum

6.4k points

2 answers

7 votes

54.9k views

3. How does species richness relate to area?

Pstr asked Jul 10, 2023

by Pstr

6.7k points

1 answer

6 votes

160k views

You are on top of a building 44.2 m tall. An adjacent building is 98.1 m tall. You throw a ball upward so that the ball lands on the roof of the adjacent building 4.15 s after it is thrown. What will be

Milad Faridnia asked Jul 10, 2023

by Milad Faridnia

6.0k points

1 answer

3 votes

124k views

what would be the final size of the ballon in the example problem above if it were placed in a 18*C freezer?

Suz asked Jul 10, 2023

by Suz

6.2k points

1 answer

3 votes

62.3k views

Question 10 of 25If a voltage source provides 120 V, and an appliance draws 15 A, what it theresistance?Ο Α. 1800 ΩB. 0.120O c. 80D. 150SUBMIT

Matej Ukmar asked Jul 10, 2023

by Matej Ukmar

6.1k points

1 answer

4 votes

159k views

8. Il An 8.00 kg package in a mail-sorting room slides 2.00 m down a chute that is inclined at 53.0° below the horizontal. The coefficient o kinetic friction between the package and the chute's surface

Dordi asked Jul 10, 2023

by Dordi

6.4k points

1 answer

7 votes

81.2k views

if the temperature of a blackbody is 2700 k, at what wavelength, in units of nanometers, does it radiate the most energy?

Jorgebg asked Jul 10, 2023

by Jorgebg

6.0k points

1 answer

4 votes

191k views

Choose the items that help to fully describe voltage.

Artem Pelenitsyn asked Jul 10, 2023

by Artem Pelenitsyn

6.3k points

1 answer

18 votes

152k views

The mass of a book made of 144 pages is 508 grams. Calculate the mass of one page knowing that the cover's mass is 220 grams.

Jens Piegsa asked Jul 10, 2023

by Jens Piegsa

5.6k points

2 answers

19 votes

162k views

What are data? A. Pieces of information recorded in an experiment B. Sources that summarize a primary source C. Educated guesses about the outcome of an experiment D. Variables that are adjusted by the

Roman Kolesnikov asked Jul 10, 2023

by Roman Kolesnikov

5.6k points

1 answer

13 votes

152k views

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