Examlex
Which of the following represent a pair of constitutional isomers?
Electrical Pulses
Rapid, transient changes in the electrical potential or voltage, often used as signals in various devices.
Tachometer
An instrument used to measure the rotation speed of a shaft or disk, as in a motor or other machine.
Solenoid
A type of electromagnet where the core is moved by the magnetic field when electrical current flows through the coil surrounding it, often used to control valves or actuators.
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