Question
An echo returned in $3 s$. What is the distance of reflecting surface from the source given that the speed of sound is $330 ms ^{-1}$.
✓
Answer
Get the step-by-step solution for this question inside the Vidyadip app.
Get the answer in the appNeed a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
What is focal length (f) of a mirror?
Enumerate the advantages of vermicompost over chemical fertiliser.
Describe layout of a Farm pond.
Numerical Problem.
A block of wood of weight 200 g floats on the surface of water. If the volume of block is 300 cm3 , calculate the upthrust due to water.
Al ( OH )_3 \& Zn ( OH )_2 \text { are not alkalis. }
Why do stems show postive phototropism?
Identify the stage of mitosis from the below picture. List the chromosomal events in this stage.
While conducting experiments to study the effects of various stimuli on the plants, it was observed that the roots of a plant X grow and bend towards two stimuli A and B but bend away from a third stimulus C. The stem of the plant X however bends ” away from stimulus A and B but bends towards the stimulus C. The stimulus B is known to act on the roots due to factors related with Earth. Keeping these points in mind, answer the following questions:
Identify the compounds as Ionic/ Covalent/Coordinate based on the given characteristics.
- Soluble in non polar solvents
- Undergoes faster/instantaneous reactions
- Non conductors of electricity
- Solids at room temperature
What we can do to prevent plastic pollution?