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A linear delta modulator is designed to operate on speech signals limited to 3.4 kHz. The sampling rate is 10 time the Nyquist rate of the speech signal. The step size is 100 m V. The modulator is tested with a this test signal required to avoid slope overload is
A sinusoidal signal of 2 kHz frequency is applied to a delta modulator. The sampling rate and step-size Δ of the delta modulator are 20,000 samples per second and 0.1 V, respectively. To prevent slope overload, the maximum amplitude of the sinusoidal signal (in Volts) is
P, Q, R, S, T and U are six persons who have different mobiles - Nokia, Vivo, Oppo, Samsung, Apple and Jio (but not necessarily in the same order). P does not have Apple mobile. U does not have Oppo nor Vivo mobile. T has a Nokia mobile. R does not have Oppo nor Apple mobile. Q does not have Samsung nor Oppo mobile. P does not have Oppo nor Jio mobile. U does not have Jio nor Apple mobile. Which of the following combinations is correct?
Which the following are true about the fundamental duties for Indian citizens?
1. They require us to safe guard public property
2. They require us to protect and improve the natural environment
3. They are contained in Article 51A of the Constitution of India
4. They are added by 42nd Amendment of the Constitution of India
5. They require us to develop the scientific temper and spirit of inquiry
6. There were originally 11 fundamental duties
7. They can be enforced through writs as well as promoted through constitutional methods.
Read the given passage and answer the question that question that follow. Higher education is beneficial for some people but not all. Some fields specially require university degrees as it makes a person more skilled and makes them more capable of succeeding in their desired field. But one does not need higher education to be a poet or an artist. Similarly, many jobs do not require higher education. The need for higher education differs from person to person and so every person should be allowed to choose for themselves. Which of the following argument could be made from the above passage?.
A planar truss tower structure is shown in the figure. Consider the following statements about the external and internal determinacies of the truss. P. Externally determinate Q. External static indeterminacy = 1 R. External Static Indeterminacy = 2 S. Internally Determinate T. Internal Static Indeterminacy = 1 U. Internal Static Indeterminacy = 2 Which one of the following options is correct?
Consider the following statements: For a component made of ductile material, the failure criterion will be 1. endurance limit, if the external force is fluctuating 2. fatigue, if the external force is fluctuating 3. yield stress, if the external force is static Which of the above statements are correct?
The elastic potential energy of a body is
1. Work done by the external force against the deforming force.
2. Work done against the external force by the deforming force.
3. The sum of work done by the external force and the deforming force.
Which one option is true?
For Amplitude Modulation, Emitter modulator ________
Ring Modulator is ________