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  2. Tax deduction at source - Wikipedia

    en.wikipedia.org/wiki/Tax_deduction_at_source

    A Payer is required to issue a TDS certificate called form 16 for salaried employees and form 16A for non-salaried employees within a specified time. Form 16D is a TDS Certificate issued for payment of a commission, brokerage, contractual fee, the professional fee under section 194M by the payer. Under Section 194M if the payments to resident contractors and professionals exceed INR 50,00,000 ...

  3. Total dissolved solids - Wikipedia

    en.wikipedia.org/wiki/Total_dissolved_solids

    Total dissolved solids ( TDS) is a measure of the dissolved combined content of all inorganic and organic substances present in a liquid in molecular, ionized, or micro-granular ( colloidal sol) suspended form. TDS are often measured in parts per million (ppm). TDS in water can be measured using a digital meter.

  4. Wastewater quality indicators - Wikipedia

    en.wikipedia.org/wiki/Wastewater_quality_indicators

    Wastewater quality indicators are laboratory test methodologies to assess suitability of wastewater for disposal, treatment or reuse. The main parameters in sewage that are measured to assess the sewage strength or quality as well as treatment options include: solids, indicators of organic matter, nitrogen, phosphorus, indicators of fecal contamination. [1] : 33 Tests selected vary with the ...

  5. Terahertz time-domain spectroscopy - Wikipedia

    en.wikipedia.org/wiki/Terahertz_time-domain...

    In physics, terahertz time-domain spectroscopy ( THz-TDS) is a spectroscopic technique in which the properties of matter are probed with short pulses of terahertz radiation. The generation and detection scheme is sensitive to the sample's effect on both the amplitude and the phase of the terahertz radiation. Fourier transform of the above pulse.

  6. Thermal desorption spectroscopy - Wikipedia

    en.wikipedia.org/wiki/Thermal_desorption...

    Thermal desorption is described by the Polanyi–Wigner equation derived from the Arrhenius equation . where. the desorption rate [mol/ (cm 2 s)] as a function of , order of desorption, surface coverage, pre-exponential factor [Hz] as a function of , activation energy of desorption [kJ/mol] as a function of , gas constant [J/ (K mol ...

  7. T-Mobile's $4.4B US Cellular And TDS Deal Promises ... - AOL

    www.aol.com/t-mobiles-4-4b-us-141238919.html

    May 28, 2024 at 10:12 AM. T-Mobile's $4.4B US Cellular And TDS Deal Promises Enhanced Rural 5G Coverage. T-Mobile US, Inc (NASDAQ: TMUS) agreed to acquire substantially all of United States ...

  8. List of countries by tax rates - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_tax_rates

    A comparison of tax rates by countries is difficult and somewhat subjective, as tax laws in most countries are extremely complex and the tax burden falls differently on different groups in each country and sub-national unit. The list focuses on the main types of taxes: corporate tax, individual income tax, and sales tax, including VAT and GST and capital gains tax, but does not list wealth tax ...

  9. Income tax in India - Wikipedia

    en.wikipedia.org/wiki/Income_tax_in_India

    Income tax in India is governed by Entry 82 of the Union List of the Seventh Schedule to the Constitution of India, empowering the central government to tax non-agricultural income; agricultural income is defined in Section 10 (1) of the Income-tax Act, 1961. [2] Income-tax law consists of the 1961 act, Income Tax Rules 1962, Notifications and Circulars issued by the Central Board of Direct ...