Physics
(a) Copy and complete the following nuclear reaction.
22286Rn ⟶ 21884Po + _—X
(b) What will be the effect on the radiation X, emitted in the above reaction when it is allowed to pass through an electric field?
Related Questions
A boy tunes a radio channel to a radio station 93.5 MHz.
(a) Name and define the scientific wave phenomenon involved in tuning the radio channel.
(b) Name the important characteristics of sound that is affected during this phenomenon.
(c) Convert 93.5 MHz to SI unit.
Purvi's friend Tim wants to connect a fuse to his oven. He wants to control the oven from two different locations. Shown below is his circuit diagram.
(a) Which one of the two, A or B should be a live wire?
(b) In the event of an overload, will the fuse serve its purpose?
(c) What is the meaning of the statement that the bulb is rated 600W, 220 V?
Observe the given circuit diagram and answer the questions that follow:
(a) Calculate the resistance of the circuit when the key K completes the circuit.
(b) Calculate the current through 3Ω resistance when the circuit is complete.
What mass of ice at 0°C added to 2.1 kg water, will cool it down from 75°C to 25°C?
Given: Specific heat capacity of water = 4.2 Jg-1 C-1
Specific latent heat of ice = 336 Jg-1