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In Wien's experiment it was found that when the temperature of the source increases, then the wavelength for which the radiant energy becomes maximum decreases. This displacement towards the lower wavelength side as temperature increases is termed as displacement law.
So if T, the temperature of the source in kelvin and lambda m is the wavelength for which the energy is maximum. Then lambdam *T = constant. This constant is known as Wien's constant, whose value is 5.67 x 10-8 mK.
What else can I help you with?
How to find the spring constant from a graph of force versus displacement?
To find the spring constant from a graph of force versus displacement, you can calculate the slope of the line. The spring constant is equal to the slope of the line, which represents the relationship between force and displacement. The formula for the spring constant is k F/x, where k is the spring constant, F is the force applied, and x is the displacement. By determining the slope of the line on the graph, you can find the spring constant.
What is the relationship between velocity, time, and displacement when acceleration is constant?
When acceleration is constant, the relationship between velocity, time, and displacement can be described by the equations of motion. The velocity of an object changes linearly with time when acceleration is constant. The displacement of the object is directly proportional to the square of the time elapsed.
What is the difference between a positive and non-positive displacement pump?
A positive displacement pump moves a constant volume of fluid for each cycle of operation, creating flow by direct displacement. In contrast, a non-positive displacement pump does not move a constant volume of fluid per cycle and relies on factors like speed and pressure to generate flow.
If the initial displacement from equilibrium amplitude is changed does the period of oscillation change?
No, the period of oscillation remains constant regardless of the initial displacement from equilibrium. The period is solely dependent on the characteristics of the system, such as the mass and spring constant.
How does the graph of displacement vs time look for something moving at a constant posistive velocity?
The graph of displacement vs. time for something moving at a constant positive velocity would be a straight line sloping upwards, indicating a linear increase in displacement over time.
How to find the spring constant from a graph of force versus displacement?
To find the spring constant from a graph of force versus displacement, you can calculate the slope of the line. The spring constant is equal to the slope of the line, which represents the relationship between force and displacement. The formula for the spring constant is k F/x, where k is the spring constant, F is the force applied, and x is the displacement. By determining the slope of the line on the graph, you can find the spring constant.
What is the rate of change of displacement?
constant speed
What is the relationship between velocity, time, and displacement when acceleration is constant?
When acceleration is constant, the relationship between velocity, time, and displacement can be described by the equations of motion. The velocity of an object changes linearly with time when acceleration is constant. The displacement of the object is directly proportional to the square of the time elapsed.
What is the mathematical relationship between force and displacement?
For a simple harmonic oscillator, the force is proportional to the displacement F=-kx, where F is the force, x is the displacement, and k is a positive proportionality constant commonly referred to as the spring constant
What is the value of this constant velocity if an object travels at a constant velocity for a time period of 11.31 s over a displacement of 10.55m?
Velocity = Displacement/Time =10.55m/11.31s = 0.932m/s Value of constant velocity is 0.932m/s.
What does the spring constant k mean?
The spring constant is a measure of stiffness - the ability to resist displacement under a load. It is denoted by K where F = kx where f = load force and x = displacement
Is the displacement time graph of a body moving with uniform velocity always a straight line?
A displacement vs. time graph of a body moving with uniform (constant) velocity will always be a line of which the slope will be the value of velocity. This is true because velocity is the derivative (or slope at any time t) of the displacement graph, and if the slope is always constant, then the displacement will change at a constant rate.
What is the difference between a positive and non-positive displacement pump?
A positive displacement pump moves a constant volume of fluid for each cycle of operation, creating flow by direct displacement. In contrast, a non-positive displacement pump does not move a constant volume of fluid per cycle and relies on factors like speed and pressure to generate flow.
Which one of the following remains constant while throwing a ball upward-displacement or kinetic energy or acceleration or velocity?
displacement
If the initial displacement from equilibrium amplitude is changed does the period of oscillation change?
No, the period of oscillation remains constant regardless of the initial displacement from equilibrium. The period is solely dependent on the characteristics of the system, such as the mass and spring constant.
How does the graph of displacement vs time look for something moving at a constant posistive velocity?
The graph of displacement vs. time for something moving at a constant positive velocity would be a straight line sloping upwards, indicating a linear increase in displacement over time.
What is the shape of displacement time graph for uniform motion?
The shape of the displacement-time graph for uniform motion is a straight line with a constant slope. This indicates that the object is moving at a constant speed in a straight line.
