Question
What was invented by 'Zacharias Janssen'?
More Physics GS Questions
- A pulse of light duration 10-5 s is absorbed fully by a little object initially at rest. If the power of this pulse is 45 × 10-3 W, compute the final momen...
- A body starts from rest and accelerates uniformly. After t seconds, it covers a distance S. What is the ratio of the distance covered in the first half to ...
- A copper block of mass 3 kg is heated in a furnace to a temperature of 450°C and then placed on a large ice block. Find the maximum amount of ice that can ...
- A car travels 300 m in 20 seconds. What is its average speed?
- A beam of light consisting of two wavelengths, 600 nm and 420 nm, is used to obtain interference fringes in a Young’s double-slit experiment. Find the dist...
- A soap bubble shows colours when illuminated with white light. This is due to –
- Which of the following statement is correct? I. The incident ray, the normal at the point of incidence and the reflected ray all lie in the same plane. I...
- A sudden drop in barometric pressure indicates which of the following?
- The mass of a star is two times the mass of the Sun. How it will come to an end?
- In which direction does torque act?
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)