 National Institute of Information Technology (NIIT), Neemrana
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## < 11 Other formulas that you can solve using the same Inputs

Diagonal of the parallelogram when sides and cosine β are given
Diagonal 1=sqrt((Side A)^2+(Side B)^2-2*Side A*Side B*cos(Theta)) GO
Diagonal of the parallelogram when sides and cosine β are given
Diagonal 2=sqrt((Side A)^2+(Side B)^2+2*Side A*Side B*cos(Theta)) GO
The radius of the circumscribed circle in terms of cosine of the angle that adjacent to the diagonal and the adjacent side of
Diagonal of a parallelogram when the area, diagonal, and angles between diagonals are given
Diagonal A=(2*Area)/(Diagonal B*sin(Theta)) GO
Angle between the rectangle diagonals when angle between the diagonal and rectangle side is given
Angle Between Two Diagonals=2*Theta GO
Area of rectangle in terms of sine of the acute angle between the diagonals and the diagonal of a rectangle
Area=((Diagonal)^2*sin(Theta))/2 GO
Breadth of rectangle when diagonal and angle between diagonals are given
Rectangle diagonal in terms of cosine of the angle that adjacent to the diagonal and the adjacent side of the angle
Rectangle diagonal in terms of sine of the angle
Diagonal=Length/sin(Theta) GO
Side of the parallelogram when the height and sine of an angle are given
Side A=Height/sin(Theta) GO
Side of the parallelogram when the height and sine of an angle are given
Side B=Height/sin(Theta) GO

## < 1 Other formulas that calculate the same Output

Rise time when delay time is given
Rise time=1.5*Delay time GO

### Rise time Formula

Rise time=(3.14-Theta)/Damped natural frequency
More formulas
Transfer Function for Open Loop System GO
Delay time GO
Damped natural frequency GO
Damping ratio / Damping factor GO
Peak time GO
Setting time when tolerance is 5% GO
Setting time when tolerance is 2% GO
Maximum Overshoot GO
Time period of oscillations GO
Number of oscillations GO
Rise time when delay time is given GO
Resonant peak GO
Resonant frequency GO
Bandwidth frequency GO

## What is rise time?

Rise time is the time taken for a signal to cross a specified lower voltage threshold followed by a specified upper voltage threshold. This is an important parameter in both digital and analog systems. In digital systems it describes how long a signal spends in the intermediate state between two valid logic levels. In analog systems it specifies the time taken for the output to rise from one specified level to another when the input is driven by an ideal edge with zero rise time. This indicates how well the system preserves a fast transition in the input signal.

## How to Calculate Rise time?

Rise time calculator uses Rise time=(3.14-Theta)/Damped natural frequency to calculate the Rise time, Rise time is the time required for the response to rise from 0% to 100% of its final value. This is applicable for the under-damped systems. For the over-damped systems, consider the duration from 10% to 90% of the final value. Rise time and is denoted by tr symbol.

How to calculate Rise time using this online calculator? To use this online calculator for Rise time, enter Theta (ϑ) and Damped natural frequency d) and hit the calculate button. Here is how the Rise time calculation can be explained with given input values -> -2.238333 = (3.14-30)/12.

### FAQ

What is Rise time?
Rise time is the time required for the response to rise from 0% to 100% of its final value. This is applicable for the under-damped systems. For the over-damped systems, consider the duration from 10% to 90% of the final value and is represented as tr=(3.14-ϑ)/ωd or Rise time=(3.14-Theta)/Damped natural frequency. Theta is an angle that can be defined as the figure formed by two rays meeting at a common endpoint and Damped natural frequency is a particular frequency at which if a resonant mechanical structure is set in motion and left to its own devices, it will continue to oscillate at a particular frequency.
How to calculate Rise time?
Rise time is the time required for the response to rise from 0% to 100% of its final value. This is applicable for the under-damped systems. For the over-damped systems, consider the duration from 10% to 90% of the final value is calculated using Rise time=(3.14-Theta)/Damped natural frequency. To calculate Rise time, you need Theta (ϑ) and Damped natural frequency d). With our tool, you need to enter the respective value for Theta and Damped natural frequency and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Rise time?
In this formula, Rise time uses Theta and Damped natural frequency. We can use 1 other way(s) to calculate the same, which is/are as follows -
• Rise time=1.5*Delay time Let Others Know