Thus, always focus on a narrow element of a theme.Well, you have a topic, plus a question. A parrot flies at the speed of 5 m/s towards south direction parallel to the railway track. Some common problems are:Consider certain things before choosing a subject. As we all know in many competitive exams like SSC, Railways, UPSC and other sate PCS Physics Questions asked repeatedly, so you cannot ignore Physics section of General Science. ANSWER: C. WAEC GCE Physics Essay 2020. If the maximum error in the measurement of mass and length are 4% and 3% respectively, the maximum error in the measurement of density will26) What is the energy equivalent of the mass of an electron?27) What happens to its frequency, when the tension of a string increases?28) Which one of the following groups have quantities that do not have the same dimensions?29) What is called the frequency of a sound when it is more than 20000 Hz?30) Name the scientist who first proposed the wave theory of light?32) The dimensions of Planck’s constant are same as34) Acceleration due to gravity measured in Gal is equal to _35) What is called a wave motion in which the particles of the medium vibrate parallel to the direction of propagation of wave?36) The ratio of the dimension of Planck’s constant and that of the moment of inertia is the dimension of40) If the error in the measurement of radius of a sphere is 2%, then the error in the determination of volume of the sphere will be:41) How is sound produced when a harmonium is played?44) Which two of the following five physical parameters have the same dimensions? Some common problems are:Consider certain things before choosing a subject. The primary theoretical framework in physics. (A) Energy density (B) Refractive index (C) Dielectric constant (D) Young’s modulus (E) Magnetic field46) How is the mass of an electron get converted to energy?47) When the frequency of the sound wave is increased, what happens to its wavelength?48) The density of material in CGS system of units is 4g/cm3. Below are some topics you can consider.Your professor may decide to give you questions to write about. When the stone reaches the floor, the distance of the man above the floor will be:93) A wave is expressed by the equation, Y=0.5 sin 71 (0.01 x-3t), where y and x are in meter and t in seconds.
In a system of units in which unit of length is 10 cm and unit of mass is 100 g, the value of density of the material will be49) Which unit is used to measure the frequency of sound?50) What is the term used to refer the exchange of energy between a particle and an electromagnetic wave?52) The pair of quantities having the same dimensions is56) A train of 150 meters long is going towards north direction at a speed of 10 m/s. Pick an idea you understand. In addition to being challenging, these questions are fun and interesting. However, you need to understand the steps to take in choosing an interesting idea. Email info@curriculum-press.co.uk Phone 01952 271 318 Resources Physics . You will improve your academic score if you use them.Deciding on the theme of your research is not a challenging process.
Find the speed of propagation?94) What is called the energy, which an electron acquires when accelerated through a potential difference of 1 volt?95) Which property of sound is affected by a change in air temperature?96) A bus is moving on a straight road towards the north with a uniform speed of 50 km/hour turns through 90°. You can select a topic on its impact to the society. In some occasions, you may have an option of deciding a topic.