What is the frequency of a train moving at 30m s in still air? Detailed Solution. Train is the source of sound. For front of train, source is moving towards the stationary observer. The apparent frequency will be f 1 = v v − v s f = 345 345 − 30 × 500 = […]

How can I see flights moving? You can also track a flight via the airline’s app by navigating to the Flight Status tool (you can also find this on an airline website). Though each airline has its own tracking features, they typically show the departure and arrival times, gate information, altitude, and map of where

What do you pray when moving into a new house? Try this simple prayer: Heavenly Father, we come before you today to ask for your blessing and protection over our home. We thank you for the shelter and safety that this house provides us. We invite you into our home, Lord. May your presence fill

What starts an object moving? Nothing moves until a force acts upon it. If something is moving, it will carry on moving at the same speed and in the same direction until a force happens to change it. LAW 2 – Forces make things speed up (or accelerate). What is a force that causes an

When did a little curious end? A Little Curious is an American children’s animated television series that ran on HBO Family for two seasons. The series premiered on February 1, 1999 until its final episode aired on May 1, 2000. What happened to a little curious? The series’ aired from February 1, 1999 to May

What is a small moving black spot in vision? Eye floaters are spots in your vision. They may look to you like black or gray specks, strings, or cobwebs. They may drift about when you move your eyes. Floaters appear to dart away when you try to look at them directly. What is a black

What is the meaning of little bit? A little bit and a bit Answer. A little bit and a bit are common idiomatic phrases in English meaning a small amount. How do you use a little bit? Is a little bit more correct? They are both correct, but ‘a little more’ is slightly more formal

What are those little balls on your neck? Several lymph nodes run along the back of the neck on either side of the spine. There are also lymph nodes behind each ear. A tender lump that is about the size of a marble and moves slightly when a person touches it may be a swollen

What is a tiny lump in the neck that moves? A softer lump that moves when you push it can be a healthy lymph node, a lipoma, or other harmless condition. A cancerous lymph node is usually hard and immovable. Some other cancerous masses may be harder as well. Why do I feel a ball

What is the wavelength of the electron moving with velocity 2.05 10 7? Hence, the wavelength of the electron moving with a velocity of 2.05 × 107ms–1 is 3.548 × 10–11 m. What is de Broglie’s equation? De Broglie Wavelength for an Electron Now, putting these values in the equation λ = h/mv, which yields