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Let the length of the train be x m Length of the platform = 150 m Now, (x+150)/10 = x/8 8x+ 1200 = 10x 1200 = 2x x = 600 Length of the train = 600 m Speed of the train = 600/8 = 75 m/s = 75× 18/5 = 270 km/h
The wavelength produced by a He-Ne laser corresponds to the transition in:
Let the electric field part of an electromagnetic wave is E = {(2.3 N/C) cos [(1.2 rad/m) y + (2.4 × 108 rad/s)t]} î.
Compute the...
Which one of the following is not a function of the liver?
The material which can be deformed permanently by heat and pressure is called a:
________ are the elements of group 18.
A charged particle oscillates about its mean equilibrium position with a frequency of 105 Hz. What is the frequency of the electromagnetic wa...
Which one of the following is called a red planet?
Which of the following statement is true for a wavelength of 1000 nm. A p-n photodiode is fabricated from a semiconductor with band gap of 1.9 eV.
What process causes white light to split into its constituent colors?
If n resistors with R Ω each as resistance are connected in parallel, then the equivalent resistance of the network is: