Description : A shunt-fed quarter-wavelength Marconi antenna A. has maximum RF impedance to ground at its feedpoint B. has a current null at its feedpoint C. has a zero DC resistance to ground D. has zero RF resistance to ground
Last Answer : C. has a zero DC resistance to ground
Description : Very low signal strength in antenna. A. Minor lobes B. Null C. Antenna patterns D. Major lobes
Last Answer : B. Null
Description : In radio High frequency communications the higher the radio frequency the ______. A. Higher it can reach B. Shorter it can reach C. Effect is null D. Longer it can reach
Last Answer : D. Longer it can reach
Description : What is the highest frequency that can be sent straight upward and be returned to earth? A. MUF B. Gyro frequency C. Skip frequency D. Critical frequency
Last Answer : D. Critical frequency
Description : How to maximize the skip distance? A. Using the smallest possible radiation angle and highest possible frequency B. Using the smallest possible radiation angle and lowest possible frequency ... highest possible frequency D. Using the biggest possible radiation angle and lowest possible frequency
Last Answer : A. Using the smallest possible radiation angle and highest possible frequency
Description : Skip distance can be maximized by using the ____ radiation angle possible and the ____ frequency that will be refracted at that angle. A. lowest, lowest B. lowest, highest C. highest, lowest D. highest, highest
Last Answer : B. lowest, highest
Description : What phenomenon causes the radio-path horizon distance to exceed the geometric horizon? A. E-layer skip. B. D-layer skip. C. Auroral skip. D. Radio waves may be bent.
Last Answer : D. Radio waves may be bent.
Description : The property of binary tree is A) The first subset is called left subtree B) The second subtree is called right subtree C) The root cannot contain NULL D) The right subtree can be empty
Last Answer : D) The right subtree can be empty
Description : In a relational database model, NULL values can be used for all but which one of the following? (A) To allow duplicate tuples in the table by filling the primary key column(s) with NULL. (B) To ... D) To fill a column in a tuple when that column does not really exist for that particular tuple.
Last Answer : (A) To allow duplicate tuples in the table by filling the primary key column(s) with NULL.
Description : What is the skip zone of a radio wave?
Last Answer : A zone of silence between the ground wave and sky wave where there is no reception.
Description : Explain skip zone and skip distance with neat diagram.
Last Answer : Skip distance:-Skip distance is defined as the shortest distance from a transmitter, measured along the surface of earth at which a sky wav of fixed frequency returns back to the earth. Skip zone: skip zone where signal is not detectable
Description : Silence zone is created around
Last Answer : Silence zone is created around A. Residential area B. hospital and educational institutes C. commercial area D. Industrial area
Description : Why does the shadow zone exists?
Last Answer : The mantle and core are composed of the same material.APEX
Description : In India parts of the peninsular plateau and rain-shadow zone in Maharashtra has …………………. type of climate.
Last Answer : In India parts of the peninsular plateau and rain-shadow zone in Maharashtra has . type of ... ) Arid (c) Tropical Savannah (d) Mountain
Description : A rain shadow zone is present in India (a) along western flanks of the Aravallis (b) along the eastern slopes of the Western Ghats (c) along the western slopes of the Eastern Ghats (d) along the northern flanks of the Vindhyas
Last Answer : Ans: (b)
Description : When children are present what is the speed limit in a school zone unless posted otherwise?
Last Answer : School speed zone is typically 25 mph.
Description : The earth area covered by a satellite radio beam. A. Beamwidth B. Bandwidth C. Footprint D. Zone
Last Answer : C. Footprint
Description : A satellite beam that covers almost 42.4% of the earths surface. A. Zone beam B. Hemispheric beam C. Spot beam D. Global beam
Last Answer : D. Global beam
Description : The smallest beam of a satellite antenna radiation pattern A. Zone beam B. Hemispheric beam C. Spot beam D. Global beam
Last Answer : C. Spot beam
Description : Which of the following refers to the smallest beam of a satellite antenna’s radiation pattern A. Global beam B. Spot beam C. Zone beam D. Hemispheric beam
Last Answer : B. Spot beam
Description : A satellite beam that covers almost 42.4% of earths surface. A. Spot beam B. Global beam C. Zone beam D. Hemispheric beam
Last Answer : B. Global beam
Description : Which of the following refers to the smallest beam of satellite antenna’s radiation pattern? A. Hemispheric beam B. Spot beam C. Zone beam D. Global beam
Description : A region in front of a paraboloid antenna. A. Transmission zone B. All of these C. Fraunhofer D. Fresnel
Last Answer : B. All of these
Description : When the clearance above the obstruction is equal to the radii of even Fresnel zone at the point of reflection the RSL A. remains the same B. is above threshold C. is decreased D. is increased
Last Answer : C. is decreased
Description : Assertion : In potentiometer experiment, null point cannot be obtained if emf of unknown battery is more than the emf of known battery. Reason : By in
Last Answer : Assertion : In potentiometer experiment, null point cannot be obtained if emf of unknown battery is ... If Assertion is false but Reason is true.
Description : Assertion : In case of potentiometer experiment, if emfs of known and unknown both batteries are increased two times, then null point length will rema
Last Answer : Assertion : In case of potentiometer experiment, if emfs of known and unknown both batteries are ... If Assertion is false but Reason is true.
Description : Have you ever known someone who entered the 12 step program for alcoholism, but they conviently skip a step or two?
Last Answer : If you relapse, you have to restart the steps most likely, but I’m pretty sure your allowed to skip certain ones if you do. If its your first time its considered absolute that you do all the steps.
Description : Have you ever known someone who took a vow of silence--and kept it?
Last Answer : Yes, myself included, but only for a few days at a time, nothing of a long term or permanent nature. It is a great exercise in discipline and self watchfulness, and damn hard!
Description : Sometimes I am born in silence, Other times, no. I am unseen, But I make my presence known. In time, I fade without a trace. I harm no one, but I am unpopular with all. What am I? -Riddles
Last Answer : A fart.
Description : The period of adolescence is known as a period of stresses and strains. It is the most difficult and the awkward period, and marks the reawakening of the repressed sex-impulse. Which type of behavior is ... (b) Sympathetic understanding (c) Silence and hush-hush policy (d) None of the above.
Last Answer : (c) Silence and hush-hush policy
Description : A collection of non-bank financial intermediaries that provide services similar to traditional commercial banks is known as _________ A. Off-shore Banking B. Investment Banking System C. Shadow Banking System D. Conventional Banking E. Merchant Banking System
Last Answer : C. Shadow Banking System Explanation: A shadow banking system refers to the financial intermediaries involved in facilitating the creation of credit across the global financial system but ... oversight. The shadow banking system also refers to unregulated activities by regulated institutions.
Description : Why is it important to properly frame the null and alternative hypothesis?
Last Answer : It's the scientific method. You have to know what you are testing. The null hypothesis is that the relationship you think is there isn't there. You need the alternative hypothesis ... significant evidence to support the alternative hypothesis or else you can not disprove the null hypothesis.
Description : Why is 'fluther_disc' null or not an object on some Fluther pages?
Last Answer : Which pages, exactly?
Description : A primary key value can be NULL. -Technology
Last Answer : False The primary key of table is used to uniquely identify each and every row in the table. So, its all keys and columns must be defined as NOT NULL.
Description : NULL value means : (i) 0 value (ii) 1 value (iii) None value (iv) None of the above -Technology
Last Answer : Correct option (d) None value
Description : In Pandas the function used to check for null values in a DataFrame is ..... -Technology
Last Answer : In Pandas the function used to check for null values in a DataFrame isisnull()
Last Answer : that All Of vectors The value is ' zero ' to them Who Zero Vector Or Null Vector Says.
Description : The expression 1/√2 (i + j) is a (A) unit vector (B) null vector (C) vector of magnitude (D) scalar
Last Answer : The expression 1/√2 (i + j) is a (A) unit vector (B) null vector (C) vector of magnitude √2 (D) scalar
Description : Define and explain the following terms: i. Zero vector (Null vector) ii. Resultant vector iii. Negative vectors iv. Equal vectors
Last Answer : Define and explain the following terms: i. Zero vector (Null vector) ii. Resultant vector ... vectors iv. Equal vectors v. Position vector
Description : A resistance R is to be measured using a meter bridge. Student chooses the standared resistance S to be `100 Omega`. He finds the null point at `l_(1)
Last Answer : A resistance R is to be measured using a meter bridge. Student chooses the standared resistance ... a more accurate measurement with a meter bridge
Description : Show that the percentage error in the measurement of resistance by a metre bridge is minimum when the null point is near about the centre of the wire.
Last Answer : Show that the percentage error in the measurement of resistance by a metre bridge is minimum when the null point is ... B. 50 cm C. 80 cm D. 100 cm
Description : What Difference between null type and deflection type instrument?
Last Answer : Need answer
Description : Is Gary Null Ultimate Lifetime Diet shake safe for a nursing mother trying to lose pregnancy weight?
Last Answer : No no not at all. During pregnancy every mother Should consult to doctor before taking this diet.Again keep in mind it can be taken as food supplementation but not for reducing weight
Description : Null means what in bank terms?
Last Answer : Null defines the value in a banking account as zero, no value. Zero or null are used to state the same idea on banking and investment documents.
Description : When electric potential is null, then the electric field intensity will be a) 0 b) 1 c) dA/dt d) –dA/dt
Last Answer : d) –dA/dt
Description : Curl of gradient of a vector is a) Unity b) Zero c) Null vector d) Depends on the constants of the vector
Last Answer : c) Null vector
Description : Divergence of gradient of a vector function is equivalent to a) Laplacian operation b) Curl operation c) Double gradient operation d) Null vector
Last Answer : a) Laplacian operation
Description : For dynamic strain measurement, the Wheatstone bridge used is of __________ type. (A) Voltage sensitive null (B) Voltage sensitive deflected (C) Current sensitive deflected (D) None of these
Last Answer : (B) Voltage sensitive deflected
Description : Why is my Javascript execution always returning null?
Last Answer : ou need to return from your javascript snippet to return a value, so: js.executeScript(“document.title”); will return null, but: js.executeScript(“return document.title”); will return the title of the document.