Oscilloscope Trace

Diagram shows a trace on the screen of a C.R.O. when a signal is connected across the Y-input. What type of signal is applied across the Y-input and what is the condition of the time-base?

• alternating current, switched off

• direct current, switched off

• alternating current, switched on

• direct current, switched on

Tags

NGSS.HS-PS2-5

Diagram shows the trace displayed on the screen of a C.R.O. with the time-base set to 10 ms/div. What is the frequency, f of the wave?

• 5 Hz

• 25 Hz

• 40 Hz

• 50 Hz

Tags

NGSS.HS-PS4-1

Diagram shows a waveform displayed on the screen of a C.R.O. If the controls on the C.R.O. are set at 0.5 V/div and 2 ms/div, find the peak voltage and the frequency of the input signal.

• 4 V, 2 Hz

• 5 V, 10 Hz

• 2 V, 100 Hz

• 4 V, 100 Hz

Tags

NGSS.HS-PS4-1

Which of the following C.R.O. setting will produce the following signal?

• 1.5 V dry cell connected, time-base on

• 1.5 V dry cell connected, time-base off

• 1.5 V a.c. supply connected, time-base on

• 1.5 V a.c. supply connected, time-base off

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

NGSS.HS-PS4-5

Which of the following C.R.O. setting will produce the following signal?

• 1.5 V dry cell connected in reverse, time-base off

• 1.5 V dry cell connected in reverse, time-base on

• 1.5 V dry cell connected, time-base off

• 1.5 V dry cell connected, time-base on

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Which of the following C.R.O. setting will produce the following signal?

• 1.5 V dry cell connected, time-base on
  

• 1.5 V dry cell connected, time-base off
  

• 1.5 V dry cell connected in reverse, time-base on
  

• 1.5 V dry cell connected in reverse, time-base off
  

Tags

NGSS.HS-PS2-5

Which of the following C.R.O. setting will produce the following signal?

• 2 V dry cell connected, time-base off

• 2 V a.c. supply connected, time-base off

• 2 V dry cell connected, time-base on

• 2 V a.c. supply connected, time-base on

Tags

NGSS.HS-PS2-5

What is the function of time-base knob on C.R.O.?

• To control brightness of the bright spot

• To control the sharpness of the bright spot

• To control the magnitude of vertical deflection of the bright spot

• To control the magnitude of horizontal deflection of the bright spot