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Two converging lenses are separated by 27.0 cm. The focal length of each lens is 8.90 cm. An object is placed 33.0 cm to the left of the lens that is on the left. Determine the final image distance relative

Duncan Lukkenaer asked Aug 7, 2023

by Duncan Lukkenaer

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1 answer

10 votes

193k views

A boy is trying to roll a bowling ball up a hill, as shown in the image below. Iffriction is ignored, what is the minimum initial velocity that the ball must havefor it to reach the top of the hill? (Recall

Aniket Sharma asked Aug 7, 2023

by Aniket Sharma

6.7k points

1 answer

1 vote

73.5k views

How much work does gravity do on a 0.160-kg ball falling from a height of 20.0 m? (Neglect air resistance.)answer in:____ J

Beno Odr asked Aug 7, 2023

by Beno Odr

6.4k points

1 answer

1 vote

125k views

Explain how a calorimeter works.

Adam Paquette asked Aug 7, 2023

by Adam Paquette

6.6k points

1 answer

1 vote

21.1k views

A high way is built using concrete slabs 12m long at 20°C.How wide should the expansion gaps between the slabs be,at 20°C,inorder to prevent the buckling of the road if the range of temperatures experienced

Martin Tournoij asked Aug 7, 2023

by Martin Tournoij

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1 answer

3 votes

25.0k views

If the average speed of a car is 45 km/hr , how far can it travel in 30 mins ?

Melroy Van Den Berg asked Aug 7, 2023

by Melroy Van Den Berg

6.7k points

1 answer

18 votes

150k views

A charge of 3 C flows through a lamp and loses 12 J of electrical energy. a) What is the potential difference across the lamp? b) What happens to the 12 J of electrical energy?

Tejaswi Yerukalapudi asked Aug 7, 2023

by Tejaswi Yerukalapudi

6.7k points

1 answer

3 votes

210k views

What is the relationship between the quantity of matter and mass?

Hassan Ahmadi asked Aug 7, 2023

by Hassan Ahmadi

7.0k points

2 answers

6 votes

168k views

Three identical 22.0 x 10-6 Ccharges are on the corners ofan equilateral triangle of side0.111 m. Find the magnitudeof the net force on the topcharge.9291(Make sure you know the direction of each force!

Viraj asked Aug 7, 2023

by Viraj

6.9k points

1 answer

5 votes

10.7k views

A train car with a mass of 14 kg and speed of 30 m/s is traveling to the right. Another train car with a mass of 26kg is moving with an unknown velocity. After the collision, the 14 kg train car is stuck

Sogartar asked Aug 7, 2023

by Sogartar

6.3k points

1 answer

3 votes

57.4k views

Wood is burning. * 1 point A change in color A new odor is produced Gas is produced The temperature changes A solid is formed (precipitate) Light is released Copper metal on a roof turns green after reacting

Cojones asked Aug 7, 2023

by Cojones

6.8k points

1 answer

16 votes

116k views

Which graph describes the motion of a car that moves at constant speed, stops for some time and then moves again at a slower speed? a. A b. B c. C d. D

Saurabh Jhunjhunwala asked Aug 7, 2023

by Saurabh Jhunjhunwala

5.7k points

1 answer

0 votes

52.0k views

What is the time it takes for a car moving at 25 m/s to travel 800 meters?

Riron asked Aug 7, 2023

by Riron

6.8k points

1 answer

2 votes

124k views

The graph in Figure 13 represents the motion of a car moving along a straight highway. Describe in words the car’s motion.

Trevan Hetzel asked Aug 7, 2023

by Trevan Hetzel

7.2k points

1 answer

1 vote

106k views

What is Newton's first law of motion? What is inertia and mass?

Ben Blank asked Aug 7, 2023

by Ben Blank

6.6k points

1 answer

5 votes

46.2k views

If u add 1.362 and 25.2 what is the correct answer?

Jamie Holliday asked Aug 7, 2023

by Jamie Holliday

6.8k points

1 answer

23 votes

156k views

Why is the size of a telescope's lens or mirror important for gathering information about distant objects?A. Because magnification is better with smaller lenses.B. Because big telescopes are hard to manage.

Kush Vyas asked Aug 7, 2023

by Kush Vyas

6.6k points

1 answer

4 votes

109k views

01:39:21 2011 Newton's third law of motion says that for every action there is a(n) and opposite reaction. do Unmark this question Save and Exit Next Submit Newton’s third law of motion

BlissC asked Aug 7, 2023

by BlissC

6.2k points

1 answer

10 votes

164k views

Can Pineapple be on pizza

Zarna Borda asked Aug 7, 2023

by Zarna Borda

6.5k points

2 answers

8 votes

60.0k views

A 240 N force is pulling a 85.0 kg refrigerator across a horizontal surface. The force acts at an angle of 20 above the surface. The coefficient of kinetic friction is 0.200, and the refrigerator moves

Cinthiaro asked Aug 7, 2023

by Cinthiaro

7.0k points

1 answer

4 votes

231k views

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