stick? 7. A meter stick has a pivot that is located at (30 cm). On this meter stick we place 100 g @ 2 cm, 200 g @ 40 cm, 200 g @70 cm and 100 g @80 cm. Use the answer from #6 for the mass of the meter stick. a. How much mass needs to be placed at 55 cm in order to balance the meter stick. b. Where will you put 500 g in order to balance the meter stick? 8. Is it possible to have a negative mass as answer to a. in any situation ever?

Q: 5. Jim's mass is m = 62 kg. He is standing in a lift (an elevator), with no motion relative to the…

A:

Q: Consider figure 12.2.6. Fill in the missing values. PE = 200 J KE = 0J PE = 100 J c. KE J bou a. PE…

A: The energy possessed by an object due to its position is called the potential energy of the object.…

Q: A 0.190-kg wooden rod is 1.20 m long and pivots at one end. It is held horizontally and then…

A: Given,  Mass of rod, m=0.19kg Length of rod, L=1.2m

Q: (2) The ionosphere is a layer of air high up in Earth's atmosphere. In the ionosphere, the air…

A: Given: The distance of ionosphere from the surface of the earth: 160km frequency of radio waves…

Q: (d) direction of current i? Wh

A:

Q: 2. How long must a 100-W light bulb run in order to consume a million joules of electrical energy?…

A: (2)    Given data:                      Power (P) = 100 W                      Electrical Energy (E)…

Q: Which of the following is not a unit of power? Select one: a. J/s b. W⋅s c. ft⋅lbs/s…

A: As we know that,            Power is the amount of energy transferred per unit time or rate of doing…

Q: 12.09 F=4.8N Benjamin Button carries a 200-N suitcase up three flights of stairs (a height of 10.0…

A: work done = force x displacement

Q: sume that R₁ = 42 . R₂ = 71. R₂ = 20 . R₁ = 73 . R = 20 2. R6=25 2. Submit ✓ Correct Part C Previous…

A:

Q: A runner is moving at a constant speed on level ground. Chemical energy in the runner’s body is…

A: A runner is moving at a constant speed on level ground.

Q: Match associated items - A. B. C. D. E.…

A: Terms given in left column : Power Physics unit of energy Physics unit of power Potential energy…

Q: Two blocks are connected by a (massless) string that runs over a (massless, frictionless) pulley as…

A:

Q: How much energy is required to run a 35 W light bulb for 4.0 min? a. 840 J b. 1400 J c. 140 J d.…

A:

Q: If the scalar product of two vectors is equal to the magntitude of their vector product, what is the…

A:

Q: A 5500 W lathe can move an iron block at a constant speed of 4.3 m/s. What is the force applied to…

A: Given  Power (P)=5500 w speed(v) =4.3 ms-1 Required force(F)=?

Q: 11. Jam consumes 8.4 x 10^6 J of energy per day while maintaining a constant weight. What is the…

A: Given:- Jam consumes 8.4 x 106 J of energy per day while maintaining a constant weight Find:- What…

Q: An ice cube is placed in a microwave oven. Suppose the over delivers 105 W of power to the ice cube…

A:

Q: A value of 1 Joule is equal to what? A. 1N * m^2 B. 1N*M C. 1 n/m^2

A: A value of 1 Joule is equal to 1N*M The correct answer is B.  1N*M

Q: If a blow dryer uses 1.1 x 10³ J of energy, and it is in use for 15 minutes, what is its power? the…

A: Given, energy consumed E=1.1x103W

Q: What is the magnitude of the angular acceleration of the cylinder?

A:

Q: Write an expression for the kinetic energy of an object in a circular orbit. Write this in terms of…

A:

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.