Which of the following quantities is/are positive ? Acos(tan−1(tan4)) Bsin(cot−1(cot4)) Ctan(cos−1(cos5)) Dcot(sin−1(sin4))Submit Which of the following quantities is a vector? AMagnetic pole-strength BMagnetic permeability CEffective length of the magnet DMagnetic momentSu...
DNone of these Submit DMoment of inertia Submit Which of the following quantity is a vector? View Solution View Solution View Solution View Solution Exams IIT JEE NEET UP Board Bihar Board CBSE Free Textbook Solutions KC Sinha Solutions for Maths ...
A. 电场强度(electric field strength):矢量,既有大小又有方向,方向为正电荷受力方向。 B. 速度(speed):标量,speed在物理中指速率,仅表示大小,不含方向;矢量应为velocity(速度)。 C. 加速度(acceleration):矢量,方向与作用力方向一致。 D. 动量(momentum):矢量,方向与物体运动速度方向相同。 综上,唯一不满足矢...
Which of these quantities depend on the choice of origin in a coordinate system? A. Position B. Average velocity C. Instantaneous velocity D. Speed E. Displacement A coordinate system is a system in geometry that ...
a. speed, momentum b. velocity, magnetic field c. speed, electric field d. distance, current Vector and Scalar Quantities: We make sure of vector and scalar quantiles on a regular basis. While both of these types of measurements co...
riches:a man of means. something that is midway between two extremes; something intermediate:to seek a mean between cynicism and blind faith. [Math.] a quantity having a value intermediate between the values of other quantities; an average, esp. the arithmetic mean. ...
[116], but the timing and quantities acquired and delivered varied greatly. All Western developers (including Oxford/AstraZeneca) except Novavax obtained WHO EUL within the first 4 months of 2021, and subsequently contributed to COVAX. In contrast, the four non-Western developers (Bharat Biotech,...
of up to a thousand mosquitoes that take place every sunset1,2,3. Within the swarm, mosquitoes are exposed to an acoustically challenging, noisy environment. It is against this noisy acoustic backdrop that male mosquitoes identify and locate the flight tones of their female mating partners4,5,...
We will prove the global bound (4) under assumptions (1–3), with a constant C only depending on the quantities involved in these assumptions (see Theorem 1 in Sect. 2). In particular, this means that C does not depend on any L p loc norm of V . We are also interested in ...
In line with many other countries attempting to reduce carbon emissions and increase the use of renewable energy, the uk government aims to integrate large quantities of intermittent wind and solar into the electricity grid. Such renewable energy resources result in variable electricity supply that mus...