Examlex
A string that is 0.26 m long is vibrating in its n = 6 harmonic. The sound from this string excites a pipe that is 0.88 m long and open at both ends into its second overtone resonance. What is the
Common resonant frequency of the string and the pipe? The speed of sound in air is 345 m/s.
Calories
A measure of energy from food. It's essential for human health as it powers every action, from thinking to moving.
Trans Fats
A type of unsaturated fat associated with a variety of health risks, commonly found in processed foods.
French Fries
A popular fast food dish made by cutting potatoes into strips and deep-frying them until crispy, often served salted or with various condiments.
Doughnuts
A type of fried dough confectionery or dessert food, typically circular with a hole in the center.
Q15: A resistor and an inductor are connected
Q20: An ac generator with a total
Q27: A proton, starting from rest, accelerates
Q155: An ideal reversible heat pump is taking
Q172: An ideal transformer has 60 turns on
Q185: In the circuit shown in the
Q215: An ac circuit has a 100-
Q293: The figure shows a graph of the
Q348: A <span class="ql-formula" data-value="120 -
Q364: A series circuit has a