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In a resonance tube with tuning fork of frequency 512Hz, first resonance occurs at water level equal to 30.3cm and second resonance occurs at 63.7cm. The maximum possible error in the speed of sound is?
Statement: Syrian President Bashar al-Assad has revealed during an interview that a direct clash between the US and Russia in Syria was narrowly avoided "by the wisdom of the Russian leadership".  Which of the following objection(s) might be a probable reason(s) for such a revelation by Syrian President Bashar al-Assad? I. Adding that Syria needs Russian support, Assad said, "At the same time we need to avoid the American foolishness in order to be able to stabilise our country". II. Adding that Syria needs American support, Assad said, "At the same time we need to avoid the American foolishness in order to be able to stabilise our country". III. Adding that Syria needs Russian support, Assad said, "At the same time we need to avoid the Russian foolishness in order to be able to stabilise our country". IV. Adding that Syria needs American support, Assad said, "At the same time we need to avoid the Russian foolishness in order to be able to stabilise our country".
Which of the following statements about the Sanyasi and Faqir disturbances/rebellions are correct? 1. Governor - General Warren Hastings faced  the persistent Sanyasi and Faqir disturbances in Bengal and Bihar 2. There were a number of Shaivite Naga Sanyasis who formed into armed bands. 3. Majnu Shah, who led bands into Bengal from 1771, was their prominent leader. Select the correct answer using the code given below:
A piece of paraffin is placed in a uniform magnetic field H0. The sample contains hydrogen nuclei of mass mp, which interact only with external magnetic field. An additional oscillating magnetic field is applied to observe resonance absorption. If g1 is the g-factor of the hydrogen nucleus, the frequency at which resonance absorption takes place, is given by
Anjali's friend suggested the following four ways to avoid tooth decay: a. Brush your teeth twice a day b. Wear braces to avoid enamel decay c. Avoid sweets, chocolates and carbonated drinks d. Rinse mouth after every meal Which of the above ways should Anjali follow?
In a series resonance circuit, series resonance occurs when?
Assertion (A): All the systems which exhibit overshoot in transient response will also exhibit resonance peak in frequency response. Reason (R): Large resonance peak in frequency response corresponds to a large overshoot in transient response.
There is an acoustic resonance, which echoes is the fixed resonance when it is in vibration.
To avoid sharp external corners in casting design, rounding of external edges is done in pattern making that termed as radii.
According to the Indian Constitution, which of the following statements are correct about Union-State relations in India? I. The Union has the power to protect the states from external aggression. II. The union has the power to save the states from internal disturbances.