Related Questions

The resonant frequency of a cavity resonator depends upon
A The mode of operation
B Its electrical dimensions
C Its physical dimensions
D The capacitor which tunes it
A solid ball of metal has a spherical cavity inside it. When the ball is heated the volume of the cavity will
A increase
B decrease
C remain unaffected
D have its shape changed
The main function of a resonator is that it
A Regulates the intake air flow rate
B Reduces the intake air noise
C Enhances intake efficiency
D Regulates the intake air temperature
কোন অস্থিতে গ্লেনয়েড গহ্বর থাকে? (Which bone contains glanoid cavity?)
A স্ক্যাপুলা (Scapula)
B হিউমেরাস (Humerous)
C রেডিও-আলনা (Radio-ulna)
D পেলভিক গার্ডেল (Pelvic girdle)
Precancerous conditions of the oral cavity are
A Erythroplakia
B Leukoplakia
C Periodontitis
D Apthous ulcer
E Erythema multiforme
If the instantaneous RF potentials on the two sides of a magnetron cavity are of opposite polarity, the operation is in the
A $$\pi $$ mode
B $$\frac{\pi }{2}$$ mode
C $$2\pi $$ mode
D $$\frac{\pi }{4}$$ mode
The thickness of each leaf of a cavity wall shall not be less than
A 5 cm
B 7.5 cm
C 10 cm
D 15 cm
A reflex klystron is oscillating at the frequency of its resonant cavity. If the reflector voltage is made slightly less negative, the
A Oscillation will cease
B Output power would increase
C The frequency will decrease
D Bunching would occur earlier in time
When a hole or cavity to be cored is not in line with the parting surface, then a ________ is used.
A Horizontal core
B Vertical core
C Drop core
D Balanced core
In a cavity wall, both leaves of which are load bearing, the effective thickness is taken as
A Sum of thickness of both leaves
B Two-third of the sum of thickness of both the leaves
C Actual thickness of the stronger leaf
D Larger of (B) and (C)

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