A carbon signal measured in a 300MHz spectrometer with an observing frequency of 75.47MHz is found to have a chemical shift of 137.71 ppm.  What is the resonance frequency of the carbon with this chemical shift?    a. 41313.00 Hz b. 300041313 Hz c. 74480393 Hz d. 10392.97 Hz

Q: 10. A trailer truck traveling east at 36.0 m/s sounds a 1050 Hz horn. What is the wavelength of the…

A:

Q: Visible light ranges in wavelength from 400 nm to 700 nm. What is the lowest frequency of visible…

A: Wavelength range of visible light 400 nm to 700 nm. Note that 1 nm = 10-9 m

Q: A space probe emits a radio signal toward Earth at regular time intervals. One such pulse arrives on…

A:

Q: we are moving away from a stationary cell phone tower at 25 m/s. If the frequency emitted by the…

A:

Q: On a 20ºC night, a bat hovering in the air emits an ultrasonic chirp that has a frequency of 45 kHz.…

A: Distance traveled by sound wave:The sound wave travels at constant speed, so the distance traveled…

Q: the measured length of a cylindrical laser beam is 12.1 meters, its measured diameter is 0.00121…

A: the measured length of a cylindrical laser beam is 12.1 meters, its measured diameter is 0.00121…

Q: Q2 A piezoelectric crystal has a length of 4 ×10-3 m and density 3 × 103 Kg/m3. Calculate its…

A: Given: Length of piezoelectric crystal is l=4×10-3m. Density of crystal is ρ=3×103km3.  Young’s…

Q: A 120-g wire fixed at both ends is 8 m long and has a tension of 100 N. What is the longest possi-…

A: In this problem, we are dealing with a stretched string. To solve the question, we will find out the…

Q: A speed radar aims microwaves with a frequency of 20 GHz at an incoming vehicle traveling at 135…

A: Given, Origianl frequency of the microwaves emitted by the speed radar is  f0=20GHz=20×109Hz Speed…

Q: In each of the four scenarios shown in the images, a large bat lets out a short burst of ultrasonic…

A:

Q: P13.12 Which of the following wave functions are eigenfunc- tions of the operator d²/dx²? If they…

A:

Q: Part 1. The metal Na has a threshold frequency which corresponds to green light. What will happen…

A: The threshold frequency of the metal correspond to the minimum energy required to emit an electron…

Q: Energy from the Sun arrives at the top of the Earth's atmosphere with an intensity of 1.38 kW/m2.…

A: Given: Energy intensity, I=1.38 kW/m2=1380 W/m2. Area, A=3.53 m2. Energy, E=1.78x109 J. Required:…

Q: The graph below is for a newly discovered material. Tetra is 1 THz=10^12 Hz In this material which…

A: Refraction is the bending of light at the surface of separation when light travels from one medium…

Q: Fit the Inductor Voltage with a sine fit. Determine the maximum voltage from the amplitude and…

A:

Q: A dark blue cylindrical bottle is 22 cm high and has a diameter of 7.0 cm. It is filled with water.…

A: Given A dark blue cylindrical bottle is 22 cm high and has a diameter of 7.0 cm. It is filled with…

Q: Q23.a. Find the values of rise time (tr), peak time(tp), settling time(ts) and maximum value from…

A: The rise time is the time taken by the response to rising from 0% to 100% of its final value. It is…

Q: 12.10. We will learn in Chapter 14 that brightness of light called its intensity I is inversely…

A:

Q: Electromagnetic waves can form standing waves. In a standing wave pattern formed from microwaves,…

A: Given Electromagnetic waves can form standing waves standing wave pattern formed from microwaves,…

Q: Green light can have a wavelength of 550 nm. What would be the frequency of this light? A. 1.65…

A:

Q: What is the signal range for brain EEG recorded on the scalp? 10^1 - 10^3 V 10^-5 - 10^-3 V 10^-5 -…

A: An adult human EEG signal is about 10 µV to 100 µV in amplitude recorded in the scalp

Q: dish of lasagna is being heated in a microwave oven. The effective area of the lasagna that is…

A:

Q: A bat's sqeak takes 0.146 s to retun after reflecting off a moth.  How far away is the bat from the…

A: The time to reach the moth is,

Q: One of the practical application of Lenz’s Law is a metal detector. Metal detector is an electronic…

A: Lenz's law, named after the physicist Emil Lenz who formulated it in 1834, states that the direction…

Q: wire is made by welding together two metals having different densities. The figure(Figure 1) shows a…

A:

Q: Ultrasound is absorbed in the body; this complicates the use of ultrasound to image tissues. The…

A:

Q: A bowl of bulalo is being heated in a microwave oven. The effective area of the bulalo that is…

A: Area of the microwave is A = 1.6 x 10-2 m2 Mass of the bulalo is m = 0.25 kg Specific heat capacity…

Q: Asap plzzz

A: let's solve this problem with the help of the properties of line spectra.

Q: On a 20°C night, a bat hovering in the air emits an ultrasonic chirp that has a frequency of 45 kHz.…

A: Doppler effect: When there is relative motion between the source of sound and the observer, then the…

Q: Two tubes of gas are identical and are open only at one end. One tube contains neon (Ne) and the…

A:

Q: Consider the following transfer function: G(s) = s(Ts+1). 1. Write the polar form of ju and (1+…

A: Given, The transfer function is, Gs=sTs+12   1) Since the polar form of any function is,…

Q: The Sun radiates energy at a rate of 3.86x 1026 w. Its radius is 7.0x 10° m. If the distance from…

A: The radiation intensity is defined as the amount of energy emitted per unit solid angle by per unit…

Q: You have a complex waveform made up of a 500 Hz signal with an 8Pa peak amplitude and Odeg starting…

A: To determine the amplitude of the complex waveform at 15ms, we need to add the individual waveforms…

Q: What is the directivity index of noise from a machine in the middle of a large room?     0     3…

A: Directivity index is basically the directivity factor expressed in decibels. Directivity factor is…

Q: The speed of light in air is approximately v = 3.00 × 108 m/s and the speed of light in glass is v =…

A: The given values are listed below. c=3×108 m/sv=2×108 m/sλ=608 nm=608×10-9 m Here, c is the speed of…

Q: 2. A piezoelectric crystal has a length of 4 ×10-3 m and density 3 × 103 Kg/m3. Calculate its…

A: Given: Length of piezoelectric crystal is l=4×10-3m. Density of crystal is ρ=3×103kgm3. Young's…

Q: 1. A 50-cd point light source is 3.0 inches above the desk. What is the surface lighting on the…

A: 1. Given data: -  The luminous intensity is I = 50-cd. The distance of the light source above the…

Q: Problem 4: A student standing in a canyon yells "echo", and her voice produces a sound wave of…

A: Given that:- Frequency=0.81kHz  Speed of sound=331m/s

Q: 5. The distance between Planet X and a star is 1.2 x 1011 m. At the surface of Planet X, the average…

A: Given information, distance, r= 1.2×1011 m Intensity ,I= 5355 W/m2 Average power = Intensity × 4πr2

Q: The time averaged intensity of a propagating plane wave in vacuum is 1,200 watts/m2. What force will…

A:

Q: Q3 : What is the intensity of a spot laser W/m that used for Medical treatments, when 90.0%…

A: