What is the smallest value of the time

Assignment Help Physics
Reference no: EM13292473

According to Equation 20.7, an ac voltage V is given as a function of time t by V = Vo sin 2ft, where Vo is the peak voltage and f is the frequency (in hertz). For a frequency of 62.3 Hz, what is the smallest value of the time at which the voltage equals one-half of the peak-value?

Reference no: EM13292473

Questions Cloud

Explain how would calculate the ph of a mixture : How would you calculate the pH of a mixture made from adding 20.0 g of NaCH3CH2COO and 20.0 g of CH3CH2COOH to 100.0 mL of 0.10 M HCl.
What factors are involved in this decision : A member of your board has asked if you have considered competitive bids for the distribution of your securities compared with a noegotiated contract with a particular firm. What factors are involved in this decision?
Explain what is the value of ka that would be calculated : A 1M soultion of sodium benzoate has a ph of 9.11. what is the value of Ka that would be calculated for benzoic acid based upon this measurement
How much work is done on the air in the bladder : If the pressure on a fish increases from 1.20 to 1.30 atm, its swim bladder decreases a volume from 8.19 mL to 7.56 mL, How much work is done on the air in the bladder
What is the smallest value of the time : According to Equation 20.7, an ac voltage V is given as a function of time t by V = Vo sin 2ft, what is the smallest value of the time at which the voltage equals one-half of the peak-value
Explain what is the net ionic equation for the potential h+ : If you mix K2HPO4 with NaAc (sodium acetate), what is the net ionic equation for the (potential) H+ transfer? Will it take place spontaneously
Find an expression for electric field strength inside sphere : The shell, with radius R and negligible thickness, has net charge - 4.00 q. Find an expression for the electric field strength outside the sphere
What impact does this have on the project npv : The sales from Captain Crunch, Inc. project are expected to be $600,000 per year, with costs running 50% of sales. Using the straight line depreciation calculated in problem 1, what is the project's Operating Cash Flow? (Hint: Look at the various ..
Compute the solubility-product constant : It is found that 4.68e-06 g of Nd2(CO3)3 dissolves per 100 mL of aqueous solution at 25 oC. Calculate the solubility-product constant for Nd2(CO3)3.

Reviews

Write a Review

Physics Questions & Answers

  What is the net force exerted on the skier

What is the net force exerted on the skier, assuming his acceleration is constant.

  What is the mass density of the string

A 0.14 meter string clamped at both ends under a tension of 16 N has a fundamental frequency of 135 Hz. What is the mass density of the string

  What is the force that acts on the electron

A long straight wire carries a current of 4.5 A. The wire is horizontal in the plane of the page (screen), What is the force that acts on the electron

  What is the total work completed on mass

A boy throws a 1.5 kg rock upward. To do so the boy applies a constant 38.5 N force upwards on the rock from point a to point b. after that the rock continues upward to its highest height at point c.

  Find the radius of the smallest possible circle

A small 0.300-kg object moves on a frictionless horizontal table in a circular path of radius 2.40 m. what is the radius of the smallest possible circle on which the object can move

  What is the grocery cart final speed

A 75-kg trqampoline artist jumps vertically upward from the top of a platform with a speed of 5.00 m/s. (a) how fast is he going as he lands on the trampoline 3.0m below? (b) If the trampoline behaves like a spring of spring constant 5.2 x 10^4 N/..

  How long is the beam

A 30.0-kg child sits on one end of a long uniform beam having a mass of 20.0 kg, and a 40-kg child sits on the other end. How long is the beam

  What is the pressure at the valve

Ideal incompressible water flows through a horizontal pipe of cross-sectional area 10.0 cm^2 at a pressure of 0.250 atm with a volume flow rate of 1.00 x 10^-3 m^3/s. What is the pressure at the valve

  How much heat is transferred from the water

A bottle containing 2 kg of water at a temperature of 15°C is placed in a refrigerator where the temperature is kept at 5°C. How much heat is transferred from the water to cool it to 5°C

  What is the moment of inertia of the system

An 8.00 gram bullet is fired into a 250gm block that is initially at rest at the edge of a table of height 1.0 m. The bullet remains in the block, and after the impact the block lands 2.0 meters from the bottom of the table. Find out the initial s..

  What is the charge on the rug

As you walk across a synthetic-fiber rug on a cold, dry winter day, you pick up an excess charge of -56?C, What is the charge on the rug as a result of your walking across it

  What is the planes acceleration while stopping

A plane touches down for a landing with a ground speed of 120 mi/h (53.7 m/s). What is the plane's acceleration while stopping

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd