Recent questions in Physics

Question

A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm, which is surmounted by another cylinder of height 60 cm and radius 8 cm. Find the mass of the pole, given that 1 cm³ of

Ehsan Sarshar asked Oct 17, 2024

by Ehsan Sarshar

8.4k points

1 answer

2 votes

63.7k views

Give reasons justifying the contention made in the that energy from the fusion reaction 2H+2H→4He+γ is relatively difficult to capture and utilize. a) Gamma rays are difficult to absorb and convert. b)

Jgetner asked Oct 17, 2024

by Jgetner

9.2k points

1 answer

3 votes

69.3k views

Pilot of high-performance fighter planes can be subjected tolarge centripetal acceleration during high-speed turns. Because ofthese accelerations, the pilots are subjected to forces that can bemuch greater

Gayane asked Oct 17, 2024

by Gayane

8.8k points

1 answer

5 votes

131k views

(a) A car speedometer has a 5.0% uncertainty. What is the range of possible speeds when it reads 90 km/h? (b) Convert this range to miles per hour. (1 km=0.6214 mi) a) 85.5 - 94.5 km/h; 53.1 - 58.7 mi/h

Himanshu Patel asked Oct 17, 2024

by Himanshu Patel

8.2k points

1 answer

1 vote

218k views

Calculate the ratio of the heights to which water and mercury are raised by capillary action in the same glass tube.

Noora asked Oct 17, 2024

by Noora

8.0k points

1 answer

3 votes

50.2k views

The atmosphere was like in the beginning of "The Monkey's Paw." a) Uncertain b) Ominous c) Joyful d) Peaceful

Ggg asked Oct 17, 2024

by Ggg

7.6k points

1 answer

0 votes

92.2k views

An asteroid travels at a speed of 68 miles per day. How many miles will it travel in 63 days? A) 611 miles B) 65 miles C) 624 miles D) 442 miles E) None of the above

Ahsan Khurshid asked Oct 17, 2024

by Ahsan Khurshid

8.4k points

1 answer

4 votes

131k views

Explain how helmet shape changes both the force and the acceleration on a skater's head as the skater hits the wall of the rink, using the formula F=ma? A) The force increases with a narrower helmet, causing

Thwiegan asked Oct 17, 2024

by Thwiegan

8.5k points

1 answer

4 votes

183k views

A single-phase two-winding transformer is rated at 23 kVA, 600/120 V, 50 Hz. An impedance load with a magnitude of 1.003 ohm is connected to the secondary winding. The load has a power factor of 0.76 lagging

Maurizio Rizzo asked Oct 17, 2024

by Maurizio Rizzo

8.0k points

1 answer

2 votes

107k views

One of the highest recorded jumps by a dolphin was 9 meters (nearly 30 ft) out of the water. Estimate the acceleration of gravity to be 10 m/s².How long did it take the dolphin to get to the highest point?

Emre Efendi asked Oct 17, 2024

by Emre Efendi

6.9k points

1 answer

1 vote

18.9k views

Removal of the refrigerant charge for my system can be conducted more quickly by____

Royal Rose asked Oct 17, 2024

by Royal Rose

8.1k points

1 answer

2 votes

171k views

Whats the second type of way ways in which heat may be transferred? Explain how each type transfers heat and give examples.

Dima Kuzmich asked Oct 17, 2024

by Dima Kuzmich

9.2k points

1 answer

0 votes

11.7k views

Waves transmit matter and energy from one location to another. true or false

Runhani asked Oct 17, 2024

by Runhani

8.1k points

1 answer

3 votes

229k views

Mention Three applications of banking of the road and two advantage of banking of the road.

Saladi asked Oct 17, 2024

by Saladi

8.7k points

1 answer

2 votes

20.4k views

Is there a net force on a dam due to atmospheric pressure? Explain your answer. a) Yes, atmospheric pressure creates a net force on the dam. b) No, atmospheric pressure does not contribute to a net force

Rurouniwallace asked Oct 17, 2024

by Rurouniwallace

8.1k points

1 answer

4 votes

26.3k views

Does ohm's law apply to a charge moving through empty space ?

Iammehrabalam asked Oct 17, 2024

by Iammehrabalam

8.9k points

1 answer

5 votes

141k views

Explain the light detection technique of photovoltaic detection

Stucampbell asked Oct 17, 2024

by Stucampbell

7.8k points

1 answer

4 votes

19.5k views

One busy air route across the Atlantic Ocean is about 5500 km. The now-retired Concorde, a supersonic jet capable of flying at twice the speed of sound (speed of sound = 343 m/s), was used to travel such

Xerion asked Oct 17, 2024

by Xerion

8.7k points

1 answer

4 votes

122k views

What is the general trend in the ages of the two types of star clusters?

Rakesh Gupta asked Oct 17, 2024

by Rakesh Gupta

7.4k points

1 answer

5 votes

133k views

Howard leans back against a wall with 50 N of force. According to Newtons Third Law of Motion, what force is being applied and in what direction

ScottJShea asked Oct 17, 2024

by ScottJShea

8.2k points

1 answer

3 votes

128k views

Page:

« prev
1
...
919
920
921
922
923
924
925
...
1000
...
next »

Ask a Question

Recent questions in Physics

Other Questions