Calculate the center of mass of the system

Reference no: EM13796954

1. A street light is supported by two wires and each makes a different angle from each other. The one on the left is 32 degrees and the one on the right is 43 degrees. Find the tension in each wire if the street light has a mass of 60.0 kg.

2. There are three masses m1 = 2.0 kg, m2 = 5.0 kg and m3 = 7.0 kg. The mass are all affixed to a massless rod of length 15cm. m1 and m3 are at the ends and m2 is 10 cm from left where m1 is. Calculate the center of mass of the system.

3. A pair of hedge trimmers are 45 cm long from the pivot to the end of the handles. If the person applies of a force of 15 N on each handle and the blades are 3.5 cm long, how much force is applied to the branch?

4. A 245 kg person lays on board that is supported only on the ends and that has a mass of 12.0 kg. If the person and the board are both 205 cm long and the person's center of mass is 38 cm from the left side, what is the force on either side where the board is supported?

5. A large tank of water is full and has a depth of 10.0 m. What is the pressure at the bottom of the tank? What would the velocity of the water be if the tank was opened at the bottom?

6. A Two balloons of identical volume (radius 11.5 m) are filled with gas. The first with helium, the second with hydrogen (H2) gas. Each balloon and cage have a mass of 750 kg. What is the lift created by each one? Which one lifts better?

7. A irregular piece of metal has a dry mass of 5.7 kg. Once it is submerged it has an apparent mass of 2.4 kg. What is the density of the piece of metal?

8. If water leaves a tank of water at a velocity of 16.7 m/s, how tall is the tank?

Reference no: EM13796954

Questions Cloud

Find the components of the electric field : A uniformly charged rod of length L and total charge Q lies along the x axis. Find the components of the electric field at point P on the y axis a distance d from the origin

Write about why you think skateboarders should be banned : Write two paragraphs of why or why not you think skateboarders should be banned.

What role do you plan to have in the industry : What role do you plan to have in the industry

Discuss the similarities or differences in ets : Carbon Tax/Emission Trading scheme - Compare Australia with one of these countries or group of countries like Europe, USA and China/India and discuss the similarities or differences in ETS and its affect on the economy.

Calculate the center of mass of the system : There are three masses m1 = 2.0 kg, m2 = 5.0 kg and m3 = 7.0 kg. The mass are all affixed to a massless rod of length 15cm. m1 and m3 are at the ends and m2 is 10 cm from left where m1 is. Calculate the center of mass of the system

The difference between disease and illness : What were the major breakthroughs that contributed to a more scientific understanding of disease causation?

Define necessary organizational privacy and security : Define necessary organizational privacy and security requirements, policies and procedures and understand how to assess and mitigate the risks.

Assignment risk and quality management assessment : Individual Assignment Risk and Quality Management Assessment Summary

Where a crash test dummy driving the car : A caris testing the effect of wearing a seatbelt on a driver. They set a situation where a crash test dummy driving the car and not wearing a seatbelt

User Account

All Pages