Which of the following instrument is used in an airplane to measure its height above the ground?
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The solid angle subtended by the sun as viewed from the earth is Ω = 4 × 10-5 steradian. A microwave antenna designed to be used for studying the microwave radiation from the sun has a very narrow beam whose equivalent solid angle is approximately equal to that subtended by the sun. What is the approximate directivity, D?
The relationship between fT, fβ and hfe in a high frequency model is given by:
The range of frequency generated by VHF oscillator is -
Calculate the value of Norton's current and Norton's equivalent resistance for the given circuit across the terminal AB.
In a radar system, the term 'Rate-Race' is used in connection with
A LTI system is described by the difference equation 3y[n] = 2y [n - 2] – 2x[n] + x[n - 1]
The system is
Power dissipation is negligibly small in:
The phenomenon of pulse spreading in optical fibre is known as:
The deflecting torque of a moving iron instrument is
In which modulation technique does the phase of the carrier signal is changed by varying the sine and cosine inputs at a particular time.
Direction: A word in capital letters is followed by four words. Choose the word that is most nearly opposite in meaning to the word given in capital letters.
NEBULOUS
A line printer
(i) prints an entire line at a time
(ii) is a non-impact printer
(iii) allows multiple copies to be taken at a time
(iv) prints one character at a time
______ are very effective because a mode switch is not required to switch from one thread to another.
The word 'Internet' is a composition of:
Which is not the requirement of the internet?
Direction: Read the following information carefully and answer the questions that follow.
A blacksmith has five iron articles A, B, C, D and E each having a different weight.
I. A weight is twice as much as of B.
II. B weight is four and half times as much as of C.
III. C weight is half times as much as of D.
IV. D weight is half as much as of E.
V. E weight is less than A but more than C.
Q. Which of the following is the heaviest in weight?
In a group of students, each one knows either Hindi or English. If 100 know Hindi, 50 know English and 30 know both, how many students are there in group?
Pointing to a woman, a man said, "Her father is the only son of my father." How is the man related to the woman?
In a certain code language, 518 means 'Evening is good', 714 means 'Star is beautiful', 834 means 'Evening was beautiful'. Find the code for 'was'.
If a Paper (Transparent Sheet ) is folded in a manner and a design or pattern is drawn. When unfolded this paper appears as given below in the answer figure. Choose the correct answer figure given below.
A piece of paper is folded and cut as shown below in the question figures. From the given answer figures, indicate how it will appear when opened?
Question Figure
Answer Figure
In the following question number of triangle are
Direction: Study the following information and answer the given questions carefully.
There are 8 persons, P, Q, R, S, T, U, V and W sitting around a rectangular table in such a way that four of them sit at four corners of the table while four sit in the middle of each of four sides. Persons who sit at the corners face outside the centre while those who sit in the middle of the side face inside.
Q sits second to the right of P. R sits third to the left of W. R faces inside. T sits third to the left of U. V sits second to the left of U. R is not an immediate neighbor of P.
Q. Who among the following sits exactly opposite to U?