Medium which sends signal from source to destination is known as ________ ?

Related Mcqs:

1. The Tree sends down roots from its branches to the soil is known as:___________?

   A. Oak B. Pine C. Banyan D. Palm Submitted by: Fahad Mehsud...

2. A point source of light placed in a homogeneous medium gives rise to ___________________?

   A. a cylindrical wave front B. an elliptical wave front C. a spherical wave front D. a plane wave front...

3. Three equal resistors connected in series with a source of e m f together dissipate 10 W of power each. What will be the power dissipated if the same resistors are connected in parallel across the same source of e m f ?

   A. 40 W B. 90W C. 100W D. 120W...

4. Transistor is a device that convert weak signal into__________?

   A. small signal B. strong signal C. both D. none Submitted by: Sadam...

5. An inductive coil has a resistance of 100Ω. When an AC signal of frequency 1000Hz is fed to the coil the applied voltage leads the current by 45Ω. What is the inductance of the coil ?

   A. 10mH B. 12mH C. 16mH D. 20mH...

6. In optic fiber transmission system _____________ are used regenerate the dim light signal?

   A. Diodes B. Repeaters C. Laser D. Transformer...

7. An OP-AMP comparator is a circuit that compares the signal voltage on one of its inputs with a ______________?

   A. Non-inverting voltage at output B. Reference voltage on the other C. Virtual input D. Output...

8. The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________?

   A. 1120 ft B. 120 ft C. 56 ft D. 100 ft E. None of these...

9. The point that lies directly above the source of an earthquake is known as _______________ ?

   A. Earthquake Center B. Epicenter C. Gravitational Center D. Geological Center Submitted by: Mansoor Ul Haque...

10. The thermosphere extends from an altitude of ________ to the base of ________ at ________?

    A. 75 km, Mesosphere, 670 km B. 80 km, Ionosphere, 680 km C. 85 km, Exosphere, 690 km D. 90 km, Ozone Layer , 690 km Submitted by: Muhammad Abdullah...