Bissoy.com
Doctors Medicines MCQs Q&A

Related Questions

In the following question, the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the four combinations is correct. 1. Earthquakes are the shaking and moving of the ground when energy is released in waves.   P. These waves are similar to ocean waves, which move through water. Q. These waves are called seismic waves.  R. Seismic waves, however, move through the ground. S. Earthquakes can also be caused by other natural events, such as landslides and volcanoes.  6. Manmade earthquakes happen because of nuclear testing and mining explosions.
Which of the following statements is correct regarding secondary seismic waves (S waves)? I. They are also called longitudinal waves. II. These waves cannot pass through liquid materials. III. Their speed is lower than surface waves.
Which of the following statements are not true for sound ? (a) Sound waves are transverse waves. (b) Audible sound waves have frequency range of 20 kHz and above. (c) Sound waves require medium for propagation. (d) Non-periodic sound waves are termed as ‘Noise’. 
Which of the following statements is/are correct?   A) Sound waves are transverse waves. B) Audible sound waves have a frequency range of 20 kHz and above. C) Sound waves required a medium for propagation. D) Non-periodic sound waves are term as noise.
With reference to the interior of the earth consider the following statements. 1] All natural earthquakes take place in the lithosphere. 2] The lithosphere refers to the portion of depth up to 200 km from the surface of the earth. 3] Earthquake waves are basically of four types — body waves, surface waves, rolling waves and shock waves. Which of the statements given above is / are correct?
With reference to secondary seismic waves (S waves) which of the following statements are correct? I. These are also called longitudinal waves. II. These waves cannot pass through liquids. III. Their speed is less than surface waves.
Which of the statements given above are correct?
1. P - waves are the first seismic waves to reach a place
2. S - waves travel only through liquids
3. Arrival time of P and S - waves is used to locate the epicentre
4. Richter scale is a logarithmic scale
Which of the following statements is/are correct? 1. Secondary waves are compressional waves that are longitudinal in nature. 2. Primary waves are shear waves that are transverse in nature.
Consider the following statements about Gravitational Waves: 1. Albert Einstein predicted the existence of gravitational waves in 1916 in his general theory of relativity. 2. The gravitational waves can work as sirens to measure the expansion rate of the universe and to understand the origin and the future of the universe. 3. In 2015, LIGO physically sensed the distortions in spacetime caused by passing gravitational waves generated by two colliding black holes nearly 1.3 billion light-years away Which of the statements given above is/are correct?
Consider the following statements regarding the shadow zones of Earthquake waves: 1. The seismographs located beyond 145° from the epicentre, record the arrival of S-waves, but not that of P-waves 2. A zone between 105° and 145° from epicentre was identified as the shadow zone for both P and S types of waves. Which of the statements given above is/are correct?