Question

Asked Mar 5, 2019

389 views

A different scaffold that weighs 400 N supports two painters, one 500 N and the other 400 N. The reading in the left scale is 800 N.

What is the reading in the right-hand scale? Express your answer to two significant figures and include the units.

Step 1

The expression for the reading on right hand scale at equilibrium,

Step 2

Substitute va...

Find answers to questions asked by student like you

Show more Q&A

Q: The magnitude J of the current density in a certain wire with a circular cross section of radius R =...

A: GivenCurrent Density J = (3.18 x 108)r2Radius R = 2.21 x 10-3 mSolutionThe current through the outer...

Q: one way to tell if a mosquito is about to sting is to listen for the doppler shift as the mosquito i...

A: The frequency of the source=1050Hz.The frequency heard by the listener =1034Hz. (a)Since the frequen...

Q: State how many significant figures are proper in the results of the following calculations: (a) (106...

A: a)The resultant of the given figure,

Q: Each of the uncharged capacitors in the figure has a capacitance of 25.8 µF. A potential difference ...

A: When the capacitors are connected in parallel, the total capacitance is the sum of the individual ca...

Q: Chapter 29, Problem 021 Your answer is partially correct. Try again. The figure below shows two very...

A: From the symmetry of the wires, the net magnetic field at point P is,

Q: A parallel-plate capacitor is formed of two square metal plates 10cm x 10cm, separated by a 2-mm- th...

A: Capacitance is,

Q: One of the many isotopes used in cancer treatment is 19879Au79198Au, with a half-life of 2.70 d. Det...

A: The expression for the number of radioactive nuclei,

Q: From Snell’s Law, equation (2), derive the Brewster’s angle formula given byequation (4) when (theta...

A: Brewster’s angle is the angle of incidence at which light with a particular polarization is perfectl...

Q: The moment of inertia of a uniform rod (about its center) is given by I = ML2/12. What is the kineti...

A: The expression for the kinetic energy,