28 3-40.   Applying synchronizing triggers with a frequency that is SLIGHTLY higher than the free-running frequency will cause a synchronized blocking oscillator to 1.   divide in frequency 2.   double in frequency 3.   lock in at the higher frequency 4.   stay locked at the free-running frequency Figure 3F.—Sawtooth waveform. IN ANSWERING QUESTIONS 3-41 THROUGH 3-46, REFER TO FIGURE 3F AND MATCH THE WAVEFORM POINTS (OR TIME REFERENCES) TO THE TERMS IN THE QUESTIONS.  SOME CHOICES MAY BE USED ONCE, MORE THAN ONCE, OR NOT AT ALL. 3-41.   Linear slope. 1.   A to B 2.   B to C 3.   T0 to T2 4.   T1 to T2 3-42.   Physical length. 1.   A to B 2.   B to C 3.   X 4.   Y 3-43.   Sweep time. 1.   A to B 2.   B to C 3.   T0 to T1 4.   T1 to T2 3-44.   Fall time. 1.   A to C 2.   T0 to T1 3.   T1 to T2 4.   T0 to T2 3-45.   Electrical length. 1.   B to C 2.   T0 to T1 3.   T1 to T2 4.   T0 to T2 3-46.   Amplitude. 1.   A to B 2.   B to C 3.   X 4.   Y 3-47.   The linearity of the rise voltage in a sawtooth wave is determined by which of the following circuit timing actions? 1.   The time the capacitor is allowed to charge 2.   The time it takes the capacitor to fully charge 3.   The time the capacitor is allowed to discharge 4.   The time it takes the capacitor to fully discharge